diff --git a/proj_transport/pox/ext/cs168p2/student_socket.py b/proj_transport/pox/ext/cs168p2/student_socket.py
index 6528d2d..55772aa 100644
--- a/proj_transport/pox/ext/cs168p2/student_socket.py
+++ b/proj_transport/pox/ext/cs168p2/student_socket.py
@@ -143,7 +143,7 @@ def unpoll(self, wake):
     Removes a wake function if it's set
     """
     try:
-      self._wakes.remove(wake)
+      self._wakers.remove(wake)
       return True
     except ValueError:
       return False