diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 39bd777603e82c4bb98f8c87a7878d8a100c949f..69ebd31169be79e1d42f518dcf9cba673227af0a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -335,6 +335,7 @@ opam-pin:
       - schedules
     variables:
       - $RELEASE == "yes"
+  when: manual
 
 opam-pin-automatic:
   <<: *opam_pin_template