1 files changed, 3 insertions, 1 deletions
diff --git a/src/fs/virtfszip.h b/src/fs/virtfszip.h
index d66ce7ee8..fd7a0568b 100644
--- a/src/fs/virtfszip.h
+++ b/src/fs/virtfszip.h
@@ -50,7 +50,9 @@ namespace VirtFsZip
     void deinit();
     std::vector<VirtZipEntry*> &getEntries();
     bool exists(std::string name);
-    VirtList *enumerateFiles(std::string dir) RETURNS_NONNULL;
+    VirtList *enumerateFiles(const std::string &dirName) RETURNS_NONNULL;
+    VirtList *enumerateFiles(std::string dirName,
+                             VirtList *const list) RETURNS_NONNULL;
     bool isDirectory(std::string dirName);
     bool isSymbolicLink(std::string name);
     void freeList(VirtList *restrict const handle);