diff --git a/api/openapi-spec/swagger.json b/api/openapi-spec/swagger.json
index a65cdf28987..54500e1d50e 100644
--- a/api/openapi-spec/swagger.json
+++ b/api/openapi-spec/swagger.json
@@ -6955,6 +6955,9 @@
           "type": "string"
         }
       },
+      "required": [
+        "type"
+      ],
       "type": "object"
     },
     "io.k8s.api.core.v1.LimitRangeList": {
diff --git a/staging/src/k8s.io/api/core/v1/generated.proto b/staging/src/k8s.io/api/core/v1/generated.proto
index f738aac831f..6ca42710971 100644
--- a/staging/src/k8s.io/api/core/v1/generated.proto
+++ b/staging/src/k8s.io/api/core/v1/generated.proto
@@ -1921,7 +1921,6 @@ message LimitRange {
 // LimitRangeItem defines a min/max usage limit for any resource that matches on kind.
 message LimitRangeItem {
   // Type of resource that this limit applies to.
-  // +optional
   optional string type = 1;
 
   // Max usage constraints on this kind by resource name.
diff --git a/staging/src/k8s.io/api/core/v1/types.go b/staging/src/k8s.io/api/core/v1/types.go
index 6655fcefbea..fb350175dc8 100644
--- a/staging/src/k8s.io/api/core/v1/types.go
+++ b/staging/src/k8s.io/api/core/v1/types.go
@@ -5209,8 +5209,7 @@ const (
 // LimitRangeItem defines a min/max usage limit for any resource that matches on kind.
 type LimitRangeItem struct {
 	// Type of resource that this limit applies to.
-	// +optional
-	Type LimitType `json:"type,omitempty" protobuf:"bytes,1,opt,name=type,casttype=LimitType"`
+	Type LimitType `json:"type" protobuf:"bytes,1,opt,name=type,casttype=LimitType"`
 	// Max usage constraints on this kind by resource name.
 	// +optional
 	Max ResourceList `json:"max,omitempty" protobuf:"bytes,2,rep,name=max,casttype=ResourceList,castkey=ResourceName"`