diff --git a/cache/repo_cache_bug.go b/cache/repo_cache_bug.go
index dc2b271cd84455f7c46a48f5467e844ef19590f3..2992421c4a4e6cbe2399942214c1924defb06cb3 100644
--- a/cache/repo_cache_bug.go
+++ b/cache/repo_cache_bug.go
@@ -501,7 +501,13 @@ func (c *RepoCache) RemoveBug(prefix string) error {
 	}
 
 	c.muBug.Lock()
+
 	err = bug.Remove(c.repo, b.Id())
+	if err != nil {
+		c.muBug.Unlock()
+
+		return err
+	}
 
 	delete(c.bugs, b.Id())
 	delete(c.bugExcerpts, b.Id())