diff --git a/server/gitea/cache.go b/server/gitea/cache.go
index 7b03626..85cbcde 100644
--- a/server/gitea/cache.go
+++ b/server/gitea/cache.go
@@ -43,6 +43,8 @@ func (f FileResponse) IsEmpty() bool {
 }
 
 func (f FileResponse) createHttpResponse(cacheKey string) (header http.Header, statusCode int) {
+	header = make(http.Header)
+
 	if f.Exists {
 		statusCode = http.StatusOK
 	} else {