diff --git a/.github/workflows/update-winget-manifest.yml b/.github/workflows/update-winget-manifest.yml
index 8350eb9..ed954ab 100644
--- a/.github/workflows/update-winget-manifest.yml
+++ b/.github/workflows/update-winget-manifest.yml
@@ -17,6 +17,13 @@ jobs:
   publish-winget:
     name: Submit to WinGet repository
 
+    # Only submit a winget PR for stable releases.
+    # - Manual workflow_dispatch runs are always allowed.
+    # - Automatic release runs are skipped for prereleases and drafts.
+    if: >-
+      github.event_name == 'workflow_dispatch' ||
+      (github.event.release.prerelease == false && github.event.release.draft == false)
+
     permissions:
       contents: read
       pull-requests: write