diff --git a/slot_change_finder.py b/slot_change_finder.py
index f7ba47b..54af5d0 100644
--- a/slot_change_finder.py
+++ b/slot_change_finder.py
@@ -95,7 +95,8 @@ def main():
     address = checksum(args.address)
     if int(address, 16) == 0: print("❌ Zero address is not a valid contract target."); sys.exit(2)
     slot = parse_slot(args.slot)
-    if slot == 0: print("⚠️ Slot 0 may hold global variables — double-check if that’s intended.")
+       if slot == 0:
+        print("⚠️ Slot 0 may hold global variables — double-check if that’s intended.", file=sys.stderr)
     if slot < 0 or slot >= 2**256:
         print("❌ Slot out of range [0, 2^256)."); sys.exit(2)