diff --git a/services/document-updater/app/js/PersistenceManager.js b/services/document-updater/app/js/PersistenceManager.js
index 6e832f9aa7..c357812326 100644
--- a/services/document-updater/app/js/PersistenceManager.js
+++ b/services/document-updater/app/js/PersistenceManager.js
@@ -102,6 +102,13 @@ function getDoc(projectId, docId, options = {}, _callback) {
         body.ranges = {}
       }
 
+      if (!body.projectHistoryId) {
+        logger.warn(
+          { projectId, docId },
+          'projectHistoryId not found for doc from web'
+        )
+      }
+
       callback(
         null,
         body.lines,