diff --git a/conf/overleaf-history-v1.service b/conf/overleaf-history-v1.service
index b21b92c..76147ab 100644
--- a/conf/overleaf-history-v1.service
+++ b/conf/overleaf-history-v1.service
@@ -9,6 +9,7 @@ Group=__APP__
 WorkingDirectory=__INSTALL_DIR__/
 EnvironmentFile=__INSTALL_DIR__/variables.env
 Environment="MONGO_CONNECTION_STRING=$SHARELATEX_MONGO_URL"
+Environment="NODE_CONFIG_DIR=__INSTALL_DIR__/services/history-v1/config"
 ExecStart=__YNH_NODE__ __INSTALL_DIR__/live/services/history-v1/app.js
 StandardOutput=append:/var/log/__APP__/history-v1.log
 StandardError=inherit