diff --git a/test/verify/check-system-realms b/test/verify/check-system-realms
index 6fb501601ea2..099dd3ca7999 100755
--- a/test/verify/check-system-realms
+++ b/test/verify/check-system-realms
@@ -483,7 +483,7 @@ class TestRealms(testlib.MachineCase):
 
     provision = {
         "0": {"address": "10.111.113.1/20", "dns": "10.111.112.100"},
-        "services": {"image": "services", "memory_mb": 1500}
+        "services": {"image": "services", "memory_mb": 2048}
     }
 
     def setUp(self):
@@ -1009,7 +1009,7 @@ sed -i '/^sudoers:/ s/files sss/sss files/' /etc/nsswitch.conf
 class TestKerberos(testlib.MachineCase):
     provision = {
         "0": {"address": "10.111.113.1/20", "dns": "10.111.112.100"},
-        "services": {"image": "services", "memory_mb": 1500}
+        "services": {"image": "services", "memory_mb": 2048}
     }
 
     def setUp(self):