diff --git a/packages/enketo-express/Dockerfile b/packages/enketo-express/Dockerfile
index 621ec13e0d81d9108bd41025a1c7c4fd4a73c965..88b459b33ce6e86a8dc2efa7e8c4b7500cd200f2 100644
--- a/packages/enketo-express/Dockerfile
+++ b/packages/enketo-express/Dockerfile
@@ -13,4 +13,4 @@ WORKDIR enketo-express
 RUN pnpm i 
 EXPOSE 8065
 # To transfer env variables of current shell to start.sh
-CMD ["source", "start.sh"]
\ No newline at end of file
+CMD [".", "start.sh"]
\ No newline at end of file