diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c008a75a457bddc02409184a7fc20fa600c90966..32c7f587e146f9fd309686233a08f7d0540c318a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -125,7 +125,6 @@ roman_pot_eta:
 
 zdc_simulation:
   stage: simulate
-  when: manual
   needs: 
     - ["get_data"]
   tags: