diff --git a/aider/commands.py b/aider/commands.py
index 4003e7daf..b900d7c98 100644
--- a/aider/commands.py
+++ b/aider/commands.py
@@ -206,7 +206,7 @@ class Commands:
             self.coder.event(f"command_{command}")
             return self.do_run(command, rest_inp)
         elif first_word in matching_commands:
-            self.coder.event(f"command_{first_word[1:]}")
+            self.coder.event(f"command_{first_word}")
             return self.do_run(first_word[1:], rest_inp)
         elif len(matching_commands) > 1:
             self.io.tool_error(f"Ambiguous command: {', '.join(matching_commands)}")