diff --git a/tcp_tests/templates/_heat_environments/eu-cloud-low-flavors.env b/tcp_tests/templates/_heat_environments/eu-cloud-low-flavors.env
index f764165..0d0c859 100644
--- a/tcp_tests/templates/_heat_environments/eu-cloud-low-flavors.env
+++ b/tcp_tests/templates/_heat_environments/eu-cloud-low-flavors.env
@@ -31,11 +31,11 @@
   cmn_flavor: 4cpu8ram40stor0epf
   rgw_flavor: 4cpu8ram40stor0epf
   osd_flavor: 4cpu8ram40stor0epf
-  dns_flavor: 2cpu4ram30stor0epf
+  dns_flavor: 2cpu4ram50stor0epf
   kmn_flavor: 4cpu8ram40stor0epf
   prx_flavor: 4cpu8ram40stor0epf
   gtw_flavor: 4cpu8ram40stor0epf
-  kvm_fake_flavor: 2cpu4ram30stor0epf
+  kvm_fake_flavor: 2cpu4ram50stor0epf
   foundation_flavor: 4cpu8ram100stor10epf
   vsrx_flavor: oc_vsrx
 
diff --git a/tcp_tests/templates/_heat_environments/us-cloud-low-flavors.env b/tcp_tests/templates/_heat_environments/us-cloud-low-flavors.env
index f38ce92..ad4290e 100644
--- a/tcp_tests/templates/_heat_environments/us-cloud-low-flavors.env
+++ b/tcp_tests/templates/_heat_environments/us-cloud-low-flavors.env
@@ -31,11 +31,11 @@
   cmn_flavor: 4cpu8ram40stor0epf
   rgw_flavor: 4cpu8ram40stor0epf
   osd_flavor: 4cpu8ram40stor0epf
-  dns_flavor: 2cpu4ram30stor0epf
+  dns_flavor: 2cpu4ram50stor0epf
   kmn_flavor: 4cpu8ram40stor0epf
   prx_flavor: 4cpu8ram40stor0epf
   gtw_flavor: 4cpu8ram40stor0epf
-  kvm_fake_flavor: 2cpu4ram30stor0epf
+  kvm_fake_flavor: 2cpu4ram50stor0epf
   foundation_flavor: 4cpu8ram100stor10epf
   vsrx_flavor: oc_vsrx