diff --git a/mysql-test/r/query_cache.result b/mysql-test/r/query_cache.result
index 77bc21b8124..73436dc392f 100644
--- a/mysql-test/r/query_cache.result
+++ b/mysql-test/r/query_cache.result
@@ -1651,3 +1651,7 @@ a	(select count(*) from t2)
 4	0
 drop table t1,t2;
 End of 5.0 tests
+set GLOBAL query_cache_type=default;
+set GLOBAL query_cache_limit=default;
+set GLOBAL query_cache_min_res_unit=default;
+set GLOBAL query_cache_size=default;
diff --git a/mysql-test/t/query_cache.test b/mysql-test/t/query_cache.test
index b3b5d08d23d..7571e60859f 100644
--- a/mysql-test/t/query_cache.test
+++ b/mysql-test/t/query_cache.test
@@ -1293,3 +1293,9 @@ disconnect user3;
 # show status like 'Qcache_queries_in_cache';
 # drop database db2;
 # drop database db3;
+
+set GLOBAL query_cache_type=default;
+set GLOBAL query_cache_limit=default;
+set GLOBAL query_cache_min_res_unit=default;
+set GLOBAL query_cache_size=default;
+