diff --git a/Dockerfile b/Dockerfile
index a7e67cd..5e97acb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,6 +16,7 @@ COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 
 WORKDIR /
 
+ENV DATA_DIR=/data
 ENV PORT=3000
 
 CMD ["/hugo-cms"]
\ No newline at end of file