diff --git a/common-clusterpreferences-bundle.yaml b/common-clusterpreferences-bundle.yaml
index c281d3bd..816171b2 100644
--- a/common-clusterpreferences-bundle.yaml
+++ b/common-clusterpreferences-bundle.yaml
@@ -599,6 +599,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -658,6 +663,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -826,6 +836,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -880,6 +895,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
diff --git a/common-instancetypes-all-bundle.yaml b/common-instancetypes-all-bundle.yaml
index ab509116..10eec634 100644
--- a/common-instancetypes-all-bundle.yaml
+++ b/common-instancetypes-all-bundle.yaml
@@ -1581,6 +1581,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -1640,6 +1645,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -1808,6 +1818,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -1862,6 +1877,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachineClusterPreference
@@ -3687,6 +3707,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
@@ -3746,6 +3771,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
@@ -3914,6 +3944,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
@@ -3968,6 +4003,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
diff --git a/common-instancetypes/preferences/windows/11/kustomization.yaml b/common-instancetypes/preferences/windows/11/kustomization.yaml
index 189f7f28..08411a48 100644
--- a/common-instancetypes/preferences/windows/11/kustomization.yaml
+++ b/common-instancetypes/preferences/windows/11/kustomization.yaml
@@ -9,5 +9,6 @@ resources:
 
 components:
   - ./metadata
+  - ./requirements
   - ../../components/tpm
   - ../../components/secureboot
diff --git a/common-instancetypes/preferences/windows/2k16/kustomization.yaml b/common-instancetypes/preferences/windows/2k16/kustomization.yaml
index 59599be8..18636a39 100644
--- a/common-instancetypes/preferences/windows/2k16/kustomization.yaml
+++ b/common-instancetypes/preferences/windows/2k16/kustomization.yaml
@@ -7,5 +7,6 @@ resources:
 
 components:
   - ./metadata
+  - ./requirements
 
 nameSuffix: .2k16
diff --git a/common-preferences-bundle.yaml b/common-preferences-bundle.yaml
index 14692885..95ba7ea9 100644
--- a/common-preferences-bundle.yaml
+++ b/common-preferences-bundle.yaml
@@ -599,6 +599,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
@@ -658,6 +663,11 @@ spec:
     preferredUseEfi: true
     preferredUseSecureBoot: true
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 2
+    memory:
+      guest: 4Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
@@ -826,6 +836,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
@@ -880,6 +895,11 @@ spec:
       vapic: {}
       vpindex: {}
   preferredTerminationGracePeriodSeconds: 3600
+  requirements:
+    cpu:
+      guest: 1
+    memory:
+      guest: 2Gi
 ---
 apiVersion: instancetype.kubevirt.io/v1beta1
 kind: VirtualMachinePreference
diff --git a/scripts/functest.sh b/scripts/functest.sh
index 5d3ea456..e7f0ad1d 100755
--- a/scripts/functest.sh
+++ b/scripts/functest.sh
@@ -35,9 +35,9 @@ for preference in $(${KUBECTL} get virtualmachineclusterpreferences --no-headers
         fi
     fi
 
-    # Ensure a VirtualMachine can be created when enough resources are provided using the u1.medium instance type
-    if ! ${VIRTCTL} create vm --instancetype u1.medium --preference "${preference}" --volume-containerdisk name:disk,src:quay.io/containerdisks/fedora:latest --name "vm-${preference}" | ${KUBECTL} apply -f - ; then
-        echo "functest failed on preference ${preference} using instancetype u1.medium"
+    # Ensure a VirtualMachine can be created when enough resources are provided using the u1.large instance type
+    if ! ${VIRTCTL} create vm --instancetype u1.large --preference "${preference}" --volume-containerdisk name:disk,src:quay.io/containerdisks/fedora:latest --name "vm-${preference}" | ${KUBECTL} apply -f - ; then
+        echo "functest failed on preference ${preference} using instancetype u1.large"
         exit 1
     fi
     ${KUBECTL} delete "vm/vm-${preference}"