diff --git a/.github/workflows/publish-snapshot.yml b/.github/workflows/publish-snapshot.yml
index a1e28ec..682aeab 100644
--- a/.github/workflows/publish-snapshot.yml
+++ b/.github/workflows/publish-snapshot.yml
@@ -2,9 +2,9 @@ name: check and publish snapshot Python tarball to PyPi
 
 on:
     push:
-      branches-ignore:
-        - master
-        - version-*
+      branches:
+        - dev_*
+        - pypi_*
       paths-ignore:
         - README.md