diff --git a/Dockerfile.prod b/Dockerfile.prod
index b22327b8..8298d2f8 100644
--- a/Dockerfile.prod
+++ b/Dockerfile.prod
@@ -22,5 +22,7 @@ USER nru
 # Copy the code into the container
 COPY . .
 
+ENV BASE_URL /question-builder/
+
 # Build the code and save a production ready copy
 CMD npm run prod