diff --git a/t/t1005-kvs-security.t b/t/t1005-kvs-security.t
index ce7153ce5747..5d665e06aed7 100755
--- a/t/t1005-kvs-security.t
+++ b/t/t1005-kvs-security.t
@@ -317,6 +317,37 @@ test_expect_success 'kvs: namespace remove still works (owner)' '
         ! flux kvs --namespace=$NAMESPACETMP-USER get --json $DIR.tmp
 '
 
+#
+# namespace link cross
+#
+
+test_expect_success 'kvs: namespace create works (owner, for user)' '
+	flux kvs namespace-create -o 9000 $NAMESPACETMP-SYMLINKNS1 &&
+	flux kvs namespace-create -o 9001 $NAMESPACETMP-SYMLINKNS2 &&
+	flux kvs namespace-create -o 9001 $NAMESPACETMP-SYMLINKNS3
+'
+
+test_expect_success 'kvs: symlink w/ Namespace works (owner)' '
+        flux kvs --namespace=${NAMESPACETMP}-SYMLINKNS1 put $DIR.linktest=1 &&
+        flux kvs --namespace=${NAMESPACETMP}-SYMLINKNS2 put $DIR.linktest=2 &&
+        flux kvs --namespace=${NAMESPACETMP}-SYMLINKNS1 link --link-namespace=${NAMESPACETMP}-SYMLINKNS2 $DIR.linktest $DIR.link &&
+        test_kvs_key_namespace ${NAMESPACETMP}-SYMLINKNS1 $DIR.link 2
+'
+
+test_expect_success 'kvs: symlinkw/ Namespace fails (wrong user)' '
+        set_userid 9000 &&
+        ! flux kvs --namespace=${NAMESPACETMP}-SYMLINKNS1 get $DIR.link &&
+        unset_userid
+'
+
+test_expect_success 'kvs: symlink w/ Namespace works (user)' '
+        set_userid 9001 &&
+        flux kvs --namespace=${NAMESPACETMP}-SYMLINKNS3 put $DIR.linktest=3 &&
+        flux kvs --namespace=${NAMESPACETMP}-SYMLINKNS2 link --link-namespace=${NAMESPACETMP}-SYMLINKNS3 $DIR.linktest $DIR.link &&
+        test_kvs_key_namespace ${NAMESPACETMP}-SYMLINKNS2 $DIR.link 3 &&
+        unset_userid
+'
+
 #
 # Basic tests, user can't perform non-namespace operations
 #