diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3b589387..e58a6a9c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,10 +1,16 @@
 name: Release
 on:
   push:
-    branches:
-      - main
     tags:
       - "v*.*.*"
+  schedule:
+    #        +---------------- minute (0 - 59)
+    #        | +------------- hour (0 - 23)
+    #        | | +---------- day of month (1 - 31)
+    #        | | | +------- month (1 - 12)
+    #        | | | | +---- day of week (0 - 6) (Sunday=0 or 7)
+    #        | | | | |
+    - cron: "0 3 * * 6" # At 12:00 on Saturday (JST)
 
 jobs:
   release: