diff --git a/cmd/review-bot/main.go b/cmd/review-bot/main.go
index 9f68b01..d003585 100644
--- a/cmd/review-bot/main.go
+++ b/cmd/review-bot/main.go
@@ -355,7 +355,7 @@ func main() {
 
 	// Supersede old review with link to the new one
 	if existingReview != nil && existingCommentID > 0 {
-		newReviewURL := fmt.Sprintf("%s/%s/%s/pulls/%d#pullrequestreview-%d", *giteaURL, owner, repoName, prNumber, posted.ID)
+		newReviewURL := fmt.Sprintf("%s/%s/%s/pulls/%d#pullrequestreview-%d", strings.TrimRight(*giteaURL, "/"), owner, repoName, prNumber, posted.ID)
 		supersededBody := buildSupersededBody(existingReview.Body, existingReview.CommitID, newReviewURL, sentinel)
 		if err := giteaClient.EditComment(ctx, owner, repoName, existingCommentID, supersededBody); err != nil {
 			slog.Warn("could not mark old review as superseded", "comment_id", existingCommentID, "error", err)