diff --git a/src/peer_connection.cpp b/src/peer_connection.cpp
index 79f35480d..a7d09ec73 100755
--- a/src/peer_connection.cpp
+++ b/src/peer_connection.cpp
@@ -374,7 +374,7 @@ namespace libtorrent
 			{
 				torrent::peer_iterator i = m_torrent->m_connections.find(
 					get_socket()->sender());
-				assert(i != m_torrent->m_connections.end());
+				assert(i == m_torrent->m_connections.end());
 			}
 		}
 #endif