diff --git a/services/web/app/src/Features/Compile/ClsiCacheManager.mjs b/services/web/app/src/Features/Compile/ClsiCacheManager.mjs
index de78c0edc4..496bc9a97b 100644
--- a/services/web/app/src/Features/Compile/ClsiCacheManager.mjs
+++ b/services/web/app/src/Features/Compile/ClsiCacheManager.mjs
@@ -252,29 +252,53 @@ async function createTemplateClsiCache({
   const compileBackendClass = Settings.apis.clsi.submissionBackendClass
   const submissionId = new ObjectId().toString()
   const editorId = Crypto.randomUUID()
+  const historyId = project.overleaf.history.id
+  const rawSnapshot = {
+    files: Object.fromEntries(
+      docEntries
+        .map(doc => [doc.path.replace(/^\//, ''), { content: doc.docLines }])
+        .concat(
+          fileEntries.map(file => [
+            file.path.replace(/^\//, ''),
+            { hash: file.file.hash, byteLength: 0 /* stub */ },
+          ])
+        )
+    ),
+  }
+  const globalBlobs = new Set()
+  ClsiManager.collectGlobalBlobsFromRawSnapshot(rawSnapshot, globalBlobs)
+  let rootResourcePath
+  for (const doc of docEntries) {
+    if (project.rootDoc_id.equals(doc.doc._id)) {
+      rootResourcePath = doc.path.replace(/^\//, '')
+      break
+    }
+  }
   const options = {
     editorId,
     compileGroup,
     compileBackendClass,
     timeout: 60,
-    syncType: 'full',
+    syncType: 'history-full',
     compileFromClsiCache: false,
     populateClsiCache: true,
     enablePdfCaching: false,
     pdfCachingMinChunkSize: 0,
     metricsPath: 'clsi-cache-template',
+    rootResourcePath,
+    historyId,
+    rawSnapshot,
+    rawChangeOperations: [],
+    globalBlobs: Array.from(globalBlobs),
+    // Trigger a full sync
+    baseHistoryVersion: Date.now(),
   }
   const req = ClsiManager._finaliseRequest(
     submissionId,
     options,
     project,
-    Object.fromEntries(
-      docEntries.map(doc => [
-        doc.path,
-        { _id: doc.doc._id, lines: doc.docLines.split('\n') },
-      ])
-    ),
-    Object.fromEntries(fileEntries.map(file => [file.path, file.file]))
+    [],
+    []
   )
   let clsiServerId = await ClsiCookieManager.promises.getServerId(
     submissionId,
diff --git a/services/web/app/src/Features/Compile/ClsiManager.mjs b/services/web/app/src/Features/Compile/ClsiManager.mjs
index d310d95f79..3e8e9c35e7 100644
--- a/services/web/app/src/Features/Compile/ClsiManager.mjs
+++ b/services/web/app/src/Features/Compile/ClsiManager.mjs
@@ -912,6 +912,17 @@ function _collectGlobalBlobs(rawChangeOperations) {
   return globalBlobs
 }
 
+function collectGlobalBlobsFromRawSnapshot(rawSnapshot, globalBlobs) {
+  for (const { hash, rangesHash } of Object.values(rawSnapshot.files)) {
+    if (hash && HistoryManager.isGlobalBlob(hash)) {
+      globalBlobs.add(hash)
+    }
+    if (rangesHash && HistoryManager.isGlobalBlob(rangesHash)) {
+      globalBlobs.add(rangesHash)
+    }
+  }
+}
+
 async function _buildRequestFromHistoryFull(
   projectId,
   historyId,
@@ -933,14 +944,7 @@ async function _buildRequestFromHistoryFull(
   ])
   const rawChangeOperations = _rawChangeOperationsFromChanges(rawChanges)
   const globalBlobs = _collectGlobalBlobs(rawChangeOperations)
-  for (const { hash, rangesHash } of Object.values(rawSnapshot.files)) {
-    if (hash && HistoryManager.isGlobalBlob(hash)) {
-      globalBlobs.add(hash)
-    }
-    if (rangesHash && HistoryManager.isGlobalBlob(rangesHash)) {
-      globalBlobs.add(rangesHash)
-    }
-  }
+  collectGlobalBlobsFromRawSnapshot(rawSnapshot, globalBlobs)
   options = {
     ...options,
     syncType: 'history-full',
@@ -1258,6 +1262,7 @@ function _getClsiServerIdFromResponse(response) {
 }
 
 export default {
+  collectGlobalBlobsFromRawSnapshot,
   _finaliseRequest,
   sendRequest: callbackifyMultiResult(sendRequest, [
     'status',
diff --git a/services/web/app/src/Features/Project/ProjectCreationHandler.mjs b/services/web/app/src/Features/Project/ProjectCreationHandler.mjs
index 718b646f9f..eb78a4582d 100644
--- a/services/web/app/src/Features/Project/ProjectCreationHandler.mjs
+++ b/services/web/app/src/Features/Project/ProjectCreationHandler.mjs
@@ -310,6 +310,9 @@ async function _createRootDoc(project, ownerId, docLines) {
       null
     )
     await ProjectEntityUpdateHandler.promises.setRootDoc(project._id, doc._id)
+    // update the rootDoc id on the project in memory
+    // used to identify the rootResourcePath when doing an initial compile from history
+    project.rootDoc_id = doc._id
     return doc
   } catch (error) {
     throw OError.tag(error, 'error adding root doc when creating project')