diff --git a/tests/ipc_test.c b/tests/ipc_test.c
index ab8ff95..f48f25f 100644
--- a/tests/ipc_test.c
+++ b/tests/ipc_test.c
@@ -302,6 +302,7 @@ ipc_response_fragmented_and_truncated(struct ct *t)
 		}
 	if(i == n && CT_EQ_INT(t, 0, ipcreadresp(fd[1], 1, commit, preedit,
 	   &resp))){
+		CT_EQ_INT(t, 2, resp.del);
 		CT_EQ_STR(t, "abc", commit);
 		CT_EQ_STR(t, "xy", preedit);
 	}