diff --git a/Dockerfile b/Dockerfile
index 6d012fb..bc43383 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,6 +19,7 @@ RUN \
     wget --no-check-certificate -O custom-ca.crt $ADDITIONAL_CA_URL; \
     echo "a921e440a742f1e67c7714306e2c0d76  custom-ca.crt" | md5sum -c; \
     /usr/sbin/update-ca-certificates; \
+    echo "custom ca added"; \
   else \
     echo "no additional ca"; \
   fi