diff --git a/services/document-updater/.nvmrc b/services/document-updater/.nvmrc
index e1e5d1369a..5b7269c0a9 100644
--- a/services/document-updater/.nvmrc
+++ b/services/document-updater/.nvmrc
@@ -1 +1 @@
-6.9.5
+10.19.0
diff --git a/services/document-updater/.travis.yml b/services/document-updater/.travis.yml
deleted file mode 100644
index febdbb55a3..0000000000
--- a/services/document-updater/.travis.yml
+++ /dev/null
@@ -1,11 +0,0 @@
-language: node_js
-
-before_install:
-    - npm install -g grunt-cli
-
-install:
-    - npm install
-    - grunt install
-
-script:
-    - grunt test:unit
diff --git a/services/document-updater/Jenkinsfile b/services/document-updater/Jenkinsfile
index 2862de8f47..92db215930 100644
--- a/services/document-updater/Jenkinsfile
+++ b/services/document-updater/Jenkinsfile
@@ -16,6 +16,7 @@ pipeline {
   }
 
   stages {
+
     stage('Install') {
       steps {
         withCredentials([usernamePassword(credentialsId: 'GITHUB_INTEGRATION', usernameVariable: 'GH_AUTH_USERNAME', passwordVariable: 'GH_AUTH_PASSWORD')]) {
diff --git a/services/document-updater/Makefile b/services/document-updater/Makefile
index 73f63edba8..64646d796f 100644
--- a/services/document-updater/Makefile
+++ b/services/document-updater/Makefile
@@ -1,7 +1,7 @@
 # This file was auto-generated, do not edit it directly.
 # Instead run bin/update_build_scripts from
 # https://github.com/sharelatex/sharelatex-dev-environment
-# Version: 1.1.24
+# Version: 1.3.5
 
 BUILD_NUMBER ?= local
 BRANCH_NAME ?= $(shell git rev-parse --abbrev-ref HEAD)
@@ -28,14 +28,20 @@ test_unit:
 
 test_acceptance: test_clean test_acceptance_pre_run test_acceptance_run
 
+test_acceptance_debug: test_clean test_acceptance_pre_run test_acceptance_run_debug
+
 test_acceptance_run:
 	@[ ! -d test/acceptance ] && echo "document-updater has no acceptance tests" || $(DOCKER_COMPOSE) run --rm test_acceptance
 
+test_acceptance_run_debug:
+	@[ ! -d test/acceptance ] && echo "document-updater has no acceptance tests" || $(DOCKER_COMPOSE) run -p 127.0.0.9:19999:19999 --rm test_acceptance npm run test:acceptance -- --inspect=0.0.0.0:19999 --inspect-brk
+
 test_clean:
 	$(DOCKER_COMPOSE) down -v -t 0
 
 test_acceptance_pre_run:
 	@[ ! -f test/acceptance/js/scripts/pre-run ] && echo "document-updater has no pre acceptance tests task" || $(DOCKER_COMPOSE) run --rm test_acceptance test/acceptance/js/scripts/pre-run
+
 build:
 	docker build --pull --tag ci/$(PROJECT_NAME):$(BRANCH_NAME)-$(BUILD_NUMBER) \
 		--tag gcr.io/overleaf-ops/$(PROJECT_NAME):$(BRANCH_NAME)-$(BUILD_NUMBER) \
@@ -48,4 +54,5 @@ publish:
 
 	docker push $(DOCKER_REPO)/$(PROJECT_NAME):$(BRANCH_NAME)-$(BUILD_NUMBER)
 
+
 .PHONY: clean test test_unit test_acceptance test_clean build publish
diff --git a/services/document-updater/app/coffee/PersistenceManager.coffee b/services/document-updater/app/coffee/PersistenceManager.coffee
index 543b9f0c22..88b44fd1de 100644
--- a/services/document-updater/app/coffee/PersistenceManager.coffee
+++ b/services/document-updater/app/coffee/PersistenceManager.coffee
@@ -12,6 +12,21 @@ request = (require("requestretry")).defaults({
 # hold us up, and need to bail out quickly if there is a problem.
 MAX_HTTP_REQUEST_LENGTH = 5000 # 5 seconds
 
+updateMetric = (method, error, response) ->
+	# find the status, with special handling for connection timeouts
+	# https://github.com/request/request#timeouts
+	status = if error?.connect is true
+			"#{error.code} (connect)"
+		else if error?
+			error.code
+		else if response?
+			response.statusCode
+	Metrics.inc method, 1, {status: status}
+	if error?.attempts > 1
+		Metrics.inc "#{method}-retries", 1, {status: 'error'}
+	if response?.attempts > 1
+		Metrics.inc "#{method}-retries", 1, {status: 'success'}
+
 module.exports = PersistenceManager =
 	getDoc: (project_id, doc_id, _callback = (error, lines, version, ranges, pathname, projectHistoryId, projectHistoryType) ->) ->
 		timer = new Metrics.Timer("persistenceManager.getDoc")
@@ -32,6 +47,7 @@ module.exports = PersistenceManager =
 			jar: false
 			timeout: MAX_HTTP_REQUEST_LENGTH
 		}, (error, res, body) ->
+			updateMetric('getDoc', error, res)
 			return callback(error) if error?
 			if res.statusCode >= 200 and res.statusCode < 300
 				try
@@ -73,6 +89,7 @@ module.exports = PersistenceManager =
 			jar: false
 			timeout: MAX_HTTP_REQUEST_LENGTH
 		}, (error, res, body) ->
+			updateMetric('setDoc', error, res)
 			return callback(error) if error?
 			if res.statusCode >= 200 and res.statusCode < 300
 				return callback null
diff --git a/services/document-updater/app/coffee/RedisManager.coffee b/services/document-updater/app/coffee/RedisManager.coffee
index 9e2edbd99d..ca4151d299 100644
--- a/services/document-updater/app/coffee/RedisManager.coffee
+++ b/services/document-updater/app/coffee/RedisManager.coffee
@@ -36,6 +36,8 @@ module.exports = RedisManager =
 		docLines = JSON.stringify(docLines)
 		if docLines.indexOf("\u0000") != -1
 			error = new Error("null bytes found in doc lines")
+			# this check was added to catch memory corruption in JSON.stringify.
+			# It sometimes returned null bytes at the end of the string.
 			logger.error {err: error, doc_id: doc_id, docLines: docLines}, error.message
 			return callback(error)
 		docHash = RedisManager._computeHash(docLines)
@@ -224,12 +226,14 @@ module.exports = RedisManager =
 			for op in jsonOps
 				if op.indexOf("\u0000") != -1
 					error = new Error("null bytes found in jsonOps")
+					# this check was added to catch memory corruption in JSON.stringify
 					logger.error {err: error, doc_id: doc_id, jsonOps: jsonOps}, error.message
 					return callback(error)
 
 			newDocLines = JSON.stringify(docLines)
 			if newDocLines.indexOf("\u0000") != -1
 				error = new Error("null bytes found in doc lines")
+				# this check was added to catch memory corruption in JSON.stringify
 				logger.error {err: error, doc_id: doc_id, newDocLines: newDocLines}, error.message
 				return callback(error)
 			newHash = RedisManager._computeHash(newDocLines)
@@ -243,6 +247,7 @@ module.exports = RedisManager =
 					return callback(error)
 				if ranges? and ranges.indexOf("\u0000") != -1
 					error = new Error("null bytes found in ranges")
+					# this check was added to catch memory corruption in JSON.stringify
 					logger.error err: error, doc_id: doc_id, ranges: ranges, error.message
 					return callback(error)
 				multi = rclient.multi()
diff --git a/services/document-updater/buildscript.txt b/services/document-updater/buildscript.txt
index a9a1b603d3..b7928a7044 100644
--- a/services/document-updater/buildscript.txt
+++ b/services/document-updater/buildscript.txt
@@ -1,10 +1,10 @@
 document-updater
+--public-repo=True
 --language=coffeescript
---node-version=6.9.5
+--env-add=
+--node-version=10.19.0
 --acceptance-creds=None
 --dependencies=mongo,redis
 --docker-repos=gcr.io/overleaf-ops
---build-target=docker
---script-version=1.1.24
 --env-pass-through=
---public-repo=True
+--script-version=1.3.5
diff --git a/services/document-updater/npm-shrinkwrap.json b/services/document-updater/package-lock.json
similarity index 98%
rename from services/document-updater/npm-shrinkwrap.json
rename to services/document-updater/package-lock.json
index 964ffbc4d2..9bfbe38a95 100644
--- a/services/document-updater/npm-shrinkwrap.json
+++ b/services/document-updater/package-lock.json
@@ -20,13 +20,6 @@
         "pify": "^4.0.1",
         "retry-request": "^4.0.0",
         "teeny-request": "^3.11.3"
-      },
-      "dependencies": {
-        "extend": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
-          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
-        }
       }
     },
     "@google-cloud/debug-agent": {
@@ -453,7 +446,6 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.1.tgz",
       "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
-      "optional": true,
       "requires": {
         "tweetnacl": "^0.14.3"
       }
@@ -934,7 +926,6 @@
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz",
       "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
-      "optional": true,
       "requires": {
         "jsbn": "~0.1.0"
       }
@@ -1088,9 +1079,9 @@
       }
     },
     "extend": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.1.tgz",
-      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ="
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
     },
     "extsprintf": {
       "version": "1.3.0",
@@ -1204,13 +1195,6 @@
         "extend": "^3.0.2",
         "https-proxy-agent": "^2.2.1",
         "node-fetch": "^2.3.0"
-      },
-      "dependencies": {
-        "extend": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
-          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
-        }
       }
     },
     "gcp-metadata": {
@@ -1442,8 +1426,7 @@
     "jsbn": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
-      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
-      "optional": true
+      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM="
     },
     "json-bigint": {
       "version": "0.3.0",
@@ -1511,9 +1494,9 @@
       "integrity": "sha1-SjGI1CkbZrT2XtuZ+AaqmuKTWSo="
     },
     "lodash": {
-      "version": "4.17.4",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.4.tgz",
-      "integrity": "sha1-eCA6TRwyiuHYbcpkYONptX9AVa4="
+      "version": "4.17.13",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.13.tgz",
+      "integrity": "sha512-vm3/XWXfWtRua0FkUyEHBZy8kCPjErNBT9fJx8Zvs+U6zjqPbTUOpkaoum3O5uiA8sm+yNMHXfYkTUHFoMxFNA=="
     },
     "lodash.defaults": {
       "version": "4.2.0",
@@ -1594,11 +1577,6 @@
             "nan": "^2.10.0"
           }
         },
-        "extend": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
-          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
-        },
         "fast-deep-equal": {
           "version": "2.0.1",
           "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
@@ -2657,6 +2635,11 @@
       "integrity": "sha512-gH8eh2nZudPQO6TytOvbxnuhYBOvDBBLW52tz5q6X58lJcd/tkmqFR+5Z9adS8aJtURSXWThWy/xJtJwixErvg==",
       "optional": true
     },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+    },
     "sandboxed-module": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/sandboxed-module/-/sandboxed-module-0.2.2.tgz",
@@ -2788,9 +2771,9 @@
       }
     },
     "sshpk": {
-      "version": "1.13.1",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.13.1.tgz",
-      "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
       "requires": {
         "asn1": "~0.2.3",
         "assert-plus": "^1.0.0",
@@ -2799,13 +2782,17 @@
         "ecc-jsbn": "~0.1.1",
         "getpass": "^0.1.1",
         "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
         "tweetnacl": "~0.14.0"
       },
       "dependencies": {
         "asn1": {
-          "version": "0.2.3",
-          "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.3.tgz",
-          "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y="
+          "version": "0.2.4",
+          "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+          "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+          "requires": {
+            "safer-buffer": "~2.1.0"
+          }
         },
         "assert-plus": {
           "version": "1.0.0",
@@ -2874,9 +2861,9 @@
       }
     },
     "stringstream": {
-      "version": "0.0.5",
-      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
-      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg="
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.6.tgz",
+      "integrity": "sha512-87GEBAkegbBcweToUrdzf3eLhWNg06FJTebl4BVJz/JgWy8CvEr9dRtX5qWphiynMSQlxxi+QqN0z5T32SLlhA=="
     },
     "tdigest": {
       "version": "0.1.1",
@@ -2949,8 +2936,7 @@
     "tweetnacl": {
       "version": "0.14.5",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "optional": true
+      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
     },
     "type-is": {
       "version": "1.3.1",
diff --git a/services/document-updater/package.json b/services/document-updater/package.json
index ca79ec51ac..199e16c81e 100644
--- a/services/document-updater/package.json
+++ b/services/document-updater/package.json
@@ -23,7 +23,7 @@
     "async": "^2.5.0",
     "coffee-script": "~1.7.0",
     "express": "3.11.0",
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.13",
     "logger-sharelatex": "^1.7.0",
     "lynx": "0.0.11",
     "metrics-sharelatex": "^2.4.0",
diff --git a/services/document-updater/test/acceptance/coffee/helpers/DocUpdaterClient.coffee b/services/document-updater/test/acceptance/coffee/helpers/DocUpdaterClient.coffee
index 17067b5bf4..b78f2aa7dd 100644
--- a/services/document-updater/test/acceptance/coffee/helpers/DocUpdaterClient.coffee
+++ b/services/document-updater/test/acceptance/coffee/helpers/DocUpdaterClient.coffee
@@ -33,7 +33,17 @@ module.exports = DocUpdaterClient =
 				do (update) ->
 					jobs.push (callback) ->
 						DocUpdaterClient.sendUpdate project_id, doc_id, update, callback
-			async.series jobs, callback
+			async.series jobs, (err) ->
+				DocUpdaterClient.waitForPendingUpdates project_id, doc_id, callback
+
+	waitForPendingUpdates: (project_id, doc_id, callback) ->
+		async.retry {times: 30, interval: 100}, (cb) ->
+			rclient.llen keys.pendingUpdates({doc_id}), (err, length) ->
+				if length > 0
+					cb(new Error("updates still pending"))
+				else
+					cb()
+		, callback
 
 	getDoc: (project_id, doc_id, callback = (error, res, body) ->) ->
 		request.get "http://localhost:3003/project/#{project_id}/doc/#{doc_id}", (error, res, body) ->
diff --git a/services/document-updater/test/unit/coffee/DispatchManager/DispatchManagerTests.coffee b/services/document-updater/test/unit/coffee/DispatchManager/DispatchManagerTests.coffee
index af36d10a31..773a85afd1 100644
--- a/services/document-updater/test/unit/coffee/DispatchManager/DispatchManagerTests.coffee
+++ b/services/document-updater/test/unit/coffee/DispatchManager/DispatchManagerTests.coffee
@@ -13,7 +13,7 @@ describe "DispatchManager", ->
 			"logger-sharelatex": @logger = { log: sinon.stub(), error: sinon.stub(), warn: sinon.stub() }
 			"settings-sharelatex": @settings =
 				redis:
-					realtime: {}
+					documentupdater: {}
 			"redis-sharelatex": @redis = {}
 			"./RateLimitManager": {}
 			"./Errors": Errors
diff --git a/services/document-updater/test/unit/coffee/PersistenceManager/PersistenceManagerTests.coffee b/services/document-updater/test/unit/coffee/PersistenceManager/PersistenceManagerTests.coffee
index d1308ad899..0ad69c3885 100644
--- a/services/document-updater/test/unit/coffee/PersistenceManager/PersistenceManagerTests.coffee
+++ b/services/document-updater/test/unit/coffee/PersistenceManager/PersistenceManagerTests.coffee
@@ -15,6 +15,7 @@ describe "PersistenceManager", ->
 			"./Metrics": @Metrics =
 				Timer: class Timer
 					done: sinon.stub()
+				inc: sinon.stub()
 			"logger-sharelatex": @logger = {log: sinon.stub(), err: sinon.stub()}
 		@project_id = "project-id-123"
 		@projectHistoryId = "history-id-123"
@@ -71,9 +72,14 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("getDoc", 1, {status: 200}).should.equal true
+
 		describe "when request returns an error", ->
 			beforeEach ->
-				@request.callsArgWith(1, @error = new Error("oops"), null, null)
+				@error = new Error("oops")
+				@error.code = "EOOPS"
+				@request.callsArgWith(1, @error, null, null)
 				@PersistenceManager.getDoc(@project_id, @doc_id, @callback)
 
 			it "should return the error", ->
@@ -82,6 +88,9 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("getDoc", 1, {status: "EOOPS"}).should.equal true
+
 		describe "when the request returns 404", ->
 			beforeEach ->
 				@request.callsArgWith(1, null, {statusCode: 404}, "")
@@ -93,6 +102,9 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("getDoc", 1, {status: 404}).should.equal true
+
 		describe "when the request returns an error status code", ->
 			beforeEach ->
 				@request.callsArgWith(1, null, {statusCode: 500}, "")
@@ -104,6 +116,9 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("getDoc", 1, {status: 500}).should.equal true
+
 		describe "when request returns an doc without lines", ->
 			beforeEach ->
 				delete @webResponse.lines
@@ -163,9 +178,14 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("setDoc", 1, {status: 200}).should.equal true
+
 		describe "when request returns an error", ->
 			beforeEach ->
-				@request.callsArgWith(1, @error = new Error("oops"), null, null)
+				@error = new Error("oops")
+				@error.code = "EOOPS"
+				@request.callsArgWith(1, @error, null, null)
 				@PersistenceManager.setDoc(@project_id, @doc_id, @lines, @version, @ranges, @lastUpdatedAt, @lastUpdatedBy, @callback)
 
 			it "should return the error", ->
@@ -174,6 +194,9 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("setDoc", 1, {status: "EOOPS"}).should.equal true
+
 		describe "when the request returns 404", ->
 			beforeEach ->
 				@request.callsArgWith(1, null, {statusCode: 404}, "")
@@ -185,6 +208,9 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("setDoc", 1, {status: 404}).should.equal true
+
 		describe "when the request returns an error status code", ->
 			beforeEach ->
 				@request.callsArgWith(1, null, {statusCode: 500}, "")
@@ -196,3 +222,5 @@ describe "PersistenceManager", ->
 			it "should time the execution", ->
 				@Metrics.Timer::done.called.should.equal true
 
+			it "should increment the metric", ->
+				@Metrics.inc.calledWith("setDoc", 1, {status: 500}).should.equal true
diff --git a/services/document-updater/test/unit/coffee/RateLimitManager/RateLimitManager.coffee b/services/document-updater/test/unit/coffee/RateLimitManager/RateLimitManager.coffee
index 866532a4da..fe5dc95327 100644
--- a/services/document-updater/test/unit/coffee/RateLimitManager/RateLimitManager.coffee
+++ b/services/document-updater/test/unit/coffee/RateLimitManager/RateLimitManager.coffee
@@ -9,9 +9,7 @@ describe "RateLimitManager", ->
 	beforeEach ->
 		@RateLimitManager = SandboxedModule.require modulePath, requires:
 			"logger-sharelatex": @logger = { log: sinon.stub() }
-			"settings-sharelatex": @settings =
-				redis:
-					realtime: {}
+			"settings-sharelatex": @settings = {}
 			"./Metrics": @Metrics =
 				Timer: class Timer
 					done: sinon.stub()
diff --git a/services/document-updater/test/unit/coffee/RedisManager/RedisManagerTests.coffee b/services/document-updater/test/unit/coffee/RedisManager/RedisManagerTests.coffee
index 99035a32b3..b666163762 100644
--- a/services/document-updater/test/unit/coffee/RedisManager/RedisManagerTests.coffee
+++ b/services/document-updater/test/unit/coffee/RedisManager/RedisManagerTests.coffee
@@ -445,13 +445,12 @@ describe "RedisManager", ->
 
 			describe "with project history disabled", ->
 				beforeEach ->
-					@rclient.rpush = sinon.stub()
 					@settings.apis.project_history.enabled = false
 					@RedisManager.getDocVersion.withArgs(@doc_id).yields(null, @version - @ops.length)
 					@RedisManager.updateDocument @project_id, @doc_id, @lines, @version, @ops, @ranges, @updateMeta, @callback
 
 				it "should not push the updates into the project history ops list", ->
-					@rclient.rpush.called.should.equal false
+					@ProjectHistoryRedisManager.queueOps.called.should.equal false
 
 				it "should call the callback", ->
 					@callback
@@ -493,7 +492,6 @@ describe "RedisManager", ->
 
 		describe "with no updates", ->
 			beforeEach ->
-				@rclient.rpush = sinon.stub().callsArgWith(1, null, @project_update_list_length)
 				@RedisManager.getDocVersion.withArgs(@doc_id).yields(null, @version)
 				@RedisManager.updateDocument @project_id, @doc_id, @lines, @version, [], @ranges, @updateMeta, @callback
 
@@ -503,7 +501,7 @@ describe "RedisManager", ->
 					.should.equal false
 
 			it "should not try to enqueue project updates", ->
-				@rclient.rpush
+				@ProjectHistoryRedisManager.queueOps
 					.called
 					.should.equal false