diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
index 3ac5a57..6f8770f 100644
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@@ -175,6 +175,18 @@ jobs:
           rid=$(echo "$release_json" | jq -r .id)
           echo "Release id: $rid"
 
+          # Wipe any pre-existing assets so a re-run (e.g. after a tag
+          # rotation) produces a clean asset list rather than duplicates
+          # accumulating across runs.
+          existing=$(curl -fsSL "$api/repos/$REPO/releases/$rid/assets" \
+              -H "Authorization: token $GITEA_TOKEN")
+          for aid in $(echo "$existing" | jq -r '.[].id'); do
+              echo "  deleting old asset $aid"
+              curl -fsSL -X DELETE \
+                  "$api/repos/$REPO/releases/$rid/assets/$aid" \
+                  -H "Authorization: token $GITEA_TOKEN"
+          done
+
           upload() {
               local f="$1"
               echo "  uploading $f"