diff --git a/apis/vmware/v1beta1/vspheremachine_types.go b/apis/vmware/v1beta1/vspheremachine_types.go
index 4aee63affd..df16ff3db0 100644
--- a/apis/vmware/v1beta1/vspheremachine_types.go
+++ b/apis/vmware/v1beta1/vspheremachine_types.go
@@ -172,7 +172,7 @@ type InterfaceSpec struct {
 
 	// mtu is the Maximum Transmission Unit size in bytes.
 	//
-	// +kubebuilder:validation:Minimum=68
+	// +kubebuilder:validation:Minimum=576
 	// +kubebuilder:validation:Maximum=9000
 	// +optional
 	MTU int32 `json:"mtu,omitempty"`
diff --git a/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachines.yaml b/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachines.yaml
index f1dab6ca30..5cf223a242 100644
--- a/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachines.yaml
+++ b/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachines.yaml
@@ -122,7 +122,7 @@ spec:
                               in bytes.
                             format: int32
                             maximum: 9000
-                            minimum: 68
+                            minimum: 576
                             type: integer
                           network:
                             description: |-
@@ -211,7 +211,7 @@ spec:
                                 in bytes.
                               format: int32
                               maximum: 9000
-                              minimum: 68
+                              minimum: 576
                               type: integer
                             name:
                               description: |-
diff --git a/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachinetemplates.yaml b/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachinetemplates.yaml
index 3c120bddfe..cb3cf05d48 100644
--- a/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachinetemplates.yaml
+++ b/config/supervisor/crd/bases/vmware.infrastructure.cluster.x-k8s.io_vspheremachinetemplates.yaml
@@ -119,7 +119,7 @@ spec:
                                       size in bytes.
                                     format: int32
                                     maximum: 9000
-                                    minimum: 68
+                                    minimum: 576
                                     type: integer
                                   network:
                                     description: |-
@@ -208,7 +208,7 @@ spec:
                                         Unit size in bytes.
                                       format: int32
                                       maximum: 9000
-                                      minimum: 68
+                                      minimum: 576
                                       type: integer
                                     name:
                                       description: |-