diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8bfe4fb361cf46201e62c65638c8268a1bc49ffa..46fa6584d456dcfa698b547436a79fd78125650e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -532,7 +532,7 @@ Debian testing musl:
 Alpine 3 GCC:
   stage: build
 
-  when: manual
+  when: on_success
 
   image: alpine:3