diff --git a/Dockerfile b/Dockerfile
index 2f61458..8cfd69e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,4 +28,4 @@ EOF
 # install Docker tools (cli, buildx, compose)
 COPY --from=gloursdocker/docker / /
 
-CMD ["ng", "serve", "--host", "0.0.0.0", "--configuration", "${ANGULAR_CONFIG}"]
+CMD ["/bin/sh", "-c", "ng serve --host 0.0.0.0 --configuration $ANGULAR_CONFIG"]