diff --git a/server-ce/Gruntfile.coffee b/server-ce/Gruntfile.coffee
index 61be652c2d..3b3339e417 100644
--- a/server-ce/Gruntfile.coffee
+++ b/server-ce/Gruntfile.coffee
@@ -171,18 +171,22 @@ module.exports = (grunt) ->
 				return callback(error) if error?
 				Helpers.installNpmModules service, (error) ->
 					return callback(error) if error?
-					Helpers.runGruntInstall service, (error) ->
+					Helpers.rebuildNpmModules service, (error) ->
 						return callback(error) if error?
-						callback()
+						Helpers.runGruntInstall service, (error) ->
+							return callback(error) if error?
+							callback()
 
 		updateService: (service, callback = (error) ->) ->
 			Helpers.updateGitRepo service, (error) ->
 				return callback(error) if error?
 				Helpers.installNpmModules service, (error) ->
 					return callback(error) if error?
-					Helpers.runGruntInstall service, (error) ->
+					Helpers.rebuildNpmModules service, (error) ->
 						return callback(error) if error?
-						callback()
+						Helpers.runGruntInstall service, (error) ->
+							return callback(error) if error?
+							callback()
 
 		cloneGitRepo: (service, callback = (error) ->) ->
 			repo_src = service.repo
@@ -225,13 +229,21 @@ module.exports = (grunt) ->
 							proc = spawn "git", ["push", "--tags"], cwd: dir, stdio: "inherit"
 							proc.on "close", () ->
 								callback()
-								
+
 		installNpmModules: (service, callback = (error) ->) ->
 			dir = service.name
 			proc = spawn "npm", ["install"], stdio: "inherit", cwd: dir
 			proc.on "close", () ->
 				callback()
-				
+
+		# work around for https://github.com/npm/npm/issues/5400
+		# where binary modules are not built due to bug in npm
+		rebuildNpmModules: (service, callback = (error) ->) ->
+			dir = service.name
+			proc = spawn "npm", ["rebuild"], stdio: "inherit", cwd: dir
+			proc.on "close", () ->
+				callback()
+
 		createDataDirs: (callback = (error) ->) ->
 			DIRS = [
 				"tmp/dumpFolder"
diff --git a/server-ce/README.md b/server-ce/README.md
index 84dff1826b..5592c47b73 100644
--- a/server-ce/README.md
+++ b/server-ce/README.md
@@ -26,6 +26,8 @@ ShareLaTeX should run on OS X and Linux. You need:
 * A local instance of [Redis](http://redis.io/topics/quickstart) (version 2.6.12 or later) and [MongoDB](http://docs.mongodb.org/manual/installation/) running on their standard ports.
 * [TeXLive](https://www.tug.org/texlive/) 2013 or later with the `latexmk` program installed.
 
+ShareLaTeX needs a minimum of 2gb of memory, it is likely to be more than that though depending on usage.
+
 Other repositories
 ------------------
 
@@ -78,6 +80,10 @@ The backend API for managing project tags (folders).
 
 An API for running server-side spelling checking on ShareLaTeX documents.
 
+Dropbox
+-------
+
+Please note that certain features like Dropbox integration are not functional in the open source code base yet, despite appearing in the user interface. We're working on this, sorry!
 
 Contributing
 ------------