diff --git a/api/openapi-spec/swagger.json b/api/openapi-spec/swagger.json
index 46401f328bd..ea2cd2e0322 100644
--- a/api/openapi-spec/swagger.json
+++ b/api/openapi-spec/swagger.json
@@ -14387,7 +14387,9 @@
           "x-kubernetes-list-map-keys": [
             "uid"
           ],
-          "x-kubernetes-list-type": "map"
+          "x-kubernetes-list-type": "map",
+          "x-kubernetes-patch-merge-key": "uid",
+          "x-kubernetes-patch-strategy": "merge"
         }
       },
       "type": "object"
diff --git a/api/openapi-spec/v3/apis__resource.k8s.io__v1alpha2_openapi.json b/api/openapi-spec/v3/apis__resource.k8s.io__v1alpha2_openapi.json
index ed38f16c5c2..00c4318126f 100644
--- a/api/openapi-spec/v3/apis__resource.k8s.io__v1alpha2_openapi.json
+++ b/api/openapi-spec/v3/apis__resource.k8s.io__v1alpha2_openapi.json
@@ -478,7 +478,9 @@
             "x-kubernetes-list-map-keys": [
               "uid"
             ],
-            "x-kubernetes-list-type": "map"
+            "x-kubernetes-list-type": "map",
+            "x-kubernetes-patch-merge-key": "uid",
+            "x-kubernetes-patch-strategy": "merge"
           }
         },
         "type": "object"
diff --git a/pkg/generated/openapi/zz_generated.openapi.go b/pkg/generated/openapi/zz_generated.openapi.go
index 5240e056689..574f7f75604 100644
--- a/pkg/generated/openapi/zz_generated.openapi.go
+++ b/pkg/generated/openapi/zz_generated.openapi.go
@@ -42805,7 +42805,9 @@ func schema_k8sio_api_resource_v1alpha2_ResourceClaimStatus(ref common.Reference
 								"x-kubernetes-list-map-keys": []interface{}{
 									"uid",
 								},
-								"x-kubernetes-list-type": "map",
+								"x-kubernetes-list-type":       "map",
+								"x-kubernetes-patch-merge-key": "uid",
+								"x-kubernetes-patch-strategy":  "merge",
 							},
 						},
 						SchemaProps: spec.SchemaProps{
diff --git a/staging/src/k8s.io/api/resource/v1alpha2/generated.proto b/staging/src/k8s.io/api/resource/v1alpha2/generated.proto
index f7748f9a1a2..c9f1ec1c0ff 100644
--- a/staging/src/k8s.io/api/resource/v1alpha2/generated.proto
+++ b/staging/src/k8s.io/api/resource/v1alpha2/generated.proto
@@ -257,6 +257,8 @@ message ResourceClaimStatus {
   //
   // +listType=map
   // +listMapKey=uid
+  // +patchStrategy=merge
+  // +patchMergeKey=uid
   // +optional
   repeated ResourceClaimConsumerReference reservedFor = 3;
 
diff --git a/staging/src/k8s.io/api/resource/v1alpha2/types.go b/staging/src/k8s.io/api/resource/v1alpha2/types.go
index a614ff9dc1b..f862cd960b4 100644
--- a/staging/src/k8s.io/api/resource/v1alpha2/types.go
+++ b/staging/src/k8s.io/api/resource/v1alpha2/types.go
@@ -114,8 +114,10 @@ type ResourceClaimStatus struct {
 	//
 	// +listType=map
 	// +listMapKey=uid
+	// +patchStrategy=merge
+	// +patchMergeKey=uid
 	// +optional
-	ReservedFor []ResourceClaimConsumerReference `json:"reservedFor,omitempty" protobuf:"bytes,3,opt,name=reservedFor"`
+	ReservedFor []ResourceClaimConsumerReference `json:"reservedFor,omitempty" protobuf:"bytes,3,opt,name=reservedFor" patchStrategy:"merge" patchMergeKey:"uid"`
 
 	// DeallocationRequested indicates that a ResourceClaim is to be
 	// deallocated.