diff --git a/libs/androidfw/AssetManager2.cpp b/libs/androidfw/AssetManager2.cpp
index d056248..8748dab 100644
--- a/libs/androidfw/AssetManager2.cpp
+++ b/libs/androidfw/AssetManager2.cpp
@@ -603,7 +603,7 @@
     std::unique_ptr<Asset> asset = assets->GetAssetsProvider()->Open(filename, mode);
     if (asset) {
       if (out_cookie != nullptr) {
-        *out_cookie = i;
+        *out_cookie = i - 1;
       }
       return asset;
     }