diff --git a/.gitea/workflows/dev.yml b/.gitea/workflows/dev.yml
index 78d3cbc..2749293 100644
--- a/.gitea/workflows/dev.yml
+++ b/.gitea/workflows/dev.yml
@@ -292,7 +292,7 @@ jobs:
           flavor: latest=false
           tags: |
             type=sha,prefix=
-            type=raw,value=${{ needs.meta.outputs.base_version }}${{ needs.meta.outputs.dev_suffix }}
+            type=raw,value=${{ needs.meta.outputs.base_version }}-${{ needs.meta.outputs.dev_suffix }}
             type=raw,value=${{ needs.meta.outputs.dev_suffix }}
 
       - name: Login to the docker registry