diff --git a/Dockerfile b/Dockerfile
index cefbc5c..cb8b71e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -103,7 +103,7 @@ RUN set -x && \
     pushd /var/www/flightairmap/htdocs && \
     cp -v /var/www/flightairmap/htdocs/install/flightairmap-nginx-conf.include /etc/nginx/flightairmap-nginx-conf.include && \
     chown -vR "${WEBUSER}":"${WEBUSER}" /var/www/flightairmap && \
-    git log | head -1 | tr -s " " "_" | tee /VERSION || true && \
+    { git log | head -1 | tr -s " " "_" | tee /VERSION || true; } && \
     rm -rf /var/www/flightairmap/htdocs/.git && \
     echo "========== Clean up ==========" && \
     apt-get remove -y \