diff --git a/libwyag.py b/libwyag.py
index 33b5b79..bfa4031 100644
--- a/libwyag.py
+++ b/libwyag.py
@@ -1216,8 +1216,8 @@ def index_write(repo, index):
             f.write(e.ctime[1].to_bytes(4, "big"))
             f.write(e.mtime[0].to_bytes(4, "big"))
             f.write(e.mtime[1].to_bytes(4, "big"))
-            f.write(e.dev.to_bytes(4, "big"))
-            f.write(e.ino.to_bytes(4, "big"))
+            f.write((0).to_bytes(4, "big"))
+            f.write((0).to_bytes(4, "big"))
 
             mode = (e.mode_type << 12) | e.mode_perms
             f.write(mode.to_bytes(4, "big"))