diff --git a/src/OpenWish.Web/Dockerfile b/src/OpenWish.Web/Dockerfile
index 61e5d4e..5b7d67c 100644
--- a/src/OpenWish.Web/Dockerfile
+++ b/src/OpenWish.Web/Dockerfile
@@ -43,7 +43,7 @@ COPY --from=build /app/publish .
 COPY --from=build /app/version.txt .
 
 # Entrypoint script to set APP_VERSION, then start the app
-RUN echo '#!/bin/sh' > /entrypoint.sh && \
+RUN echo '#!/bin/bash' > /entrypoint.sh && \
     echo 'export APP_VERSION=$(cat /app/version.txt)' >> /entrypoint.sh && \
     echo 'echo "App version: $APP_VERSION"' >> /entrypoint.sh && \
     echo 'exec dotnet OpenWish.Web.dll' >> /entrypoint.sh && \