diff --git a/ica-rs/plugins/save_eval.py b/ica-rs/plugins/save_eval.pyi
similarity index 88%
rename from ica-rs/plugins/save_eval.py
rename to ica-rs/plugins/save_eval.pyi
index d44fd3c..e4fb333 100644
--- a/ica-rs/plugins/save_eval.py
+++ b/ica-rs/plugins/save_eval.pyi
@@ -71,10 +71,10 @@ def safe_eval(code: str, msg: NewMessage) -> str:
         return result
 
 
-# def on_message(message: NewMessage, client: IcaClient) -> None:
-#     if not (message.is_from_self or message.is_reply):
-#         if message.content.startswith("/="):
-#             code = message.content[2:]
-#             result = safe_eval(code, message)
-#             reply = message.reply_with(result)
-#             client.send_message(reply)
+def on_message(message: NewMessage, client: IcaClient) -> None:
+    if not (message.is_from_self or message.is_reply):
+        if message.content.startswith("/="):
+            code = message.content[2:]
+            result = safe_eval(code, message)
+            reply = message.reply_with(result)
+            client.send_message(reply)