diff --git a/tests/integration/clientv3/watch_test.go b/tests/integration/clientv3/watch_test.go
index 7a992ecf9..e4474c23c 100644
--- a/tests/integration/clientv3/watch_test.go
+++ b/tests/integration/clientv3/watch_test.go
@@ -340,6 +340,9 @@ func putAndWatch(t *testing.T, wctx *watchctx, key, val string) {
 		if !ok {
 			t.Fatalf("unexpected watch close")
 		}
+		if err := v.Err(); err != nil {
+			t.Fatalf("unexpected watch response error: %v", err)
+		}
 		if string(v.Events[0].Kv.Value) != val {
 			t.Fatalf("bad value got %v, wanted %v", v.Events[0].Kv.Value, val)
 		}