diff --git a/include/proto/session.h b/include/proto/session.h
index f1e33fa..2ff8e38 100644
--- a/include/proto/session.h
+++ b/include/proto/session.h
@@ -126,7 +126,7 @@
 		conn->owner = NULL;
 		if (!srv_add_to_idle_list(objt_server(conn->target), conn)) {
 			/* The server doesn't want it, let's kill the connection right away */
-			conn->mux->destroy(conn);
+			conn->mux->destroy(conn->ctx);
 			return -1;
 		} else
 			conn->flags &= ~CO_FL_SESS_IDLE;