diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d1ab1fe..ae20207 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -155,6 +155,7 @@ publish-to-foundry-admin:
   variables:
     FVTT_MANIFEST_PATH: darkness-dependent-vision/module.json
     FVTT_MANIFEST_URL: ${CI_PROJECT_URL}/-/releases/${CI_COMMIT_TAG}/downloads/module.json
+    FVTT_DELETE_OBSOLETE_VERSIONS: 'true'
   script: foundry-publish
   rules:
     - if: '$CI_COMMIT_TAG =~ /^[0-9]+\.[0-9]+\.[0-9]+$/'