diff --git a/server-ce/config/custom-environment-variables.json b/server-ce/config/custom-environment-variables.json
index e7dfc6a5f3..f666065b4c 100644
--- a/server-ce/config/custom-environment-variables.json
+++ b/server-ce/config/custom-environment-variables.json
@@ -30,7 +30,7 @@
     "zipTimeoutMs": "ZIP_STORE_ZIP_TIMEOUT_MS"
   },
   "mongo": {
-    "uri": "MONGO_CONNECTION_STRING"
+    "uri": "OVERLEAF_MONGO_URL"
   },
   "basicHttpAuth": {
     "password": "STAGING_PASSWORD",
diff --git a/server-ce/runit/history-v1-sharelatex/run b/server-ce/runit/history-v1-sharelatex/run
index a6be457865..e77b2477d3 100755
--- a/server-ce/runit/history-v1-sharelatex/run
+++ b/server-ce/runit/history-v1-sharelatex/run
@@ -6,4 +6,4 @@ if [ "$DEBUG_NODE" == "true" ]; then
     NODE_PARAMS="--inspect=0.0.0.0:30640"
 fi
 
-MONGO_CONNECTION_STRING=$OVERLEAF_MONGO_URL NODE_CONFIG_DIR=/overleaf/services/history-v1/config exec /sbin/setuser www-data /usr/bin/node $NODE_PARAMS  /overleaf/services/history-v1/app.js >> /var/log/sharelatex/history-v1.log 2>&1
+NODE_CONFIG_DIR=/overleaf/services/history-v1/config exec /sbin/setuser www-data /usr/bin/node $NODE_PARAMS /overleaf/services/history-v1/app.js >> /var/log/sharelatex/history-v1.log 2>&1