diff --git a/v2/provision_instance.go b/v2/provision_instance.go
index 5b7b516..5be5915 100644
--- a/v2/provision_instance.go
+++ b/v2/provision_instance.go
@@ -80,10 +80,6 @@ func (c *client) ProvisionInstance(r *ProvisionRequest) (*ProvisionResponse, err
 			return nil, HTTPStatusCodeError{StatusCode: response.StatusCode, ResponseError: err}
 		}
 
-		if !c.APIVersion.AtLeast(Version2_13()) || !c.EnableAlphaFeatures {
-			userResponse.ExtensionAPIs = nil
-		}
-
 		return userResponse, nil
 	case http.StatusAccepted:
 		if !r.AcceptsIncomplete {
diff --git a/v2/provision_instance_test.go b/v2/provision_instance_test.go
index 1d9226a..a58c4b5 100644
--- a/v2/provision_instance_test.go
+++ b/v2/provision_instance_test.go
@@ -75,51 +75,6 @@ func successProvisionResponseAsync() *ProvisionResponse {
 
 const contextProvisionRequestBody = `{"service_id":"test-service-id","plan_id":"test-plan-id","organization_guid":"test-organization-guid","space_guid":"test-space-guid","context":{"foo":"bar"}}`
 
-const provisionResponseBodyWithExtensions = `{
-  "extension_apis":[{
-      "discovery_url": "http://example-openapi-doc.example.com/extensions",
-      "server_url": "http://myremoteserver.example.com",
-      "credentials": {
-        "basic": {
-          "username": "admin",
-          "password": "changeme"
-        },
-        "api_key": {
-          "api_key": "some_key_value"
-        },
-        "petstore_auth": {
-          "token": "some_token_value"
-        }
-      },
-      "adheres_to": "http://example-specification.example.com"
-  }]
-}`
-
-func successProvisionResponseWithExtensions() *ProvisionResponse {
-	response := &ProvisionResponse{}
-	response.ExtensionAPIs = []ExtensionAPI{
-		{
-			DiscoveryURL: "http://example-openapi-doc.example.com/extensions",
-			ServerURL:    "http://myremoteserver.example.com",
-			Credentials: map[string]interface{}{
-				"basic": map[string]interface{}{
-					"username": "admin",
-					"password": "changeme",
-				},
-				"api_key": map[string]interface{}{
-					"api_key": "some_key_value",
-				},
-				"petstore_auth": map[string]interface{}{
-					"token": "some_token_value",
-				},
-			},
-			AdheresTo: "http://example-specification.example.com",
-		},
-	}
-
-	return response
-}
-
 func TestProvisionInstance(t *testing.T) {
 	cases := []struct {
 		name                string
@@ -281,35 +236,6 @@ func TestProvisionInstance(t *testing.T) {
 			},
 			expectedResponse: successProvisionResponse(),
 		},
-		{
-			name:        "success with extension APIs",
-			version:     Version2_13(),
-			enableAlpha: true,
-			httpReaction: httpReaction{
-				status: http.StatusCreated,
-				body:   provisionResponseBodyWithExtensions,
-			},
-			expectedResponse: successProvisionResponseWithExtensions(),
-		},
-		{
-			name:        "extension APIs shouldn't be returned for < 2.13",
-			version:     Version2_12(),
-			enableAlpha: true,
-			httpReaction: httpReaction{
-				status: http.StatusCreated,
-				body:   provisionResponseBodyWithExtensions,
-			},
-			expectedResponse: &ProvisionResponse{},
-		},
-		{
-			name:    "extension APIs shouldn't be returned when alpha features disabled",
-			version: Version2_13(),
-			httpReaction: httpReaction{
-				status: http.StatusCreated,
-				body:   provisionResponseBodyWithExtensions,
-			},
-			expectedResponse: &ProvisionResponse{},
-		},
 	}
 
 	for _, tc := range cases {
diff --git a/v2/types.go b/v2/types.go
index 46cbde7..71a87e8 100644
--- a/v2/types.go
+++ b/v2/types.go
@@ -225,43 +225,6 @@ type ProvisionResponse struct {
 	// OperationKey is an extra identifier supplied by the broker to identify
 	// asynchronous operations.
 	OperationKey *OperationKey `json:"operation,omitempty"`
-	// ExtensionAPIs is a list of extension APIs for this instance.
-	//
-	// ExtensionsAPI is an ALPHA API attribute and may change. Alpha
-	// features must be enabled and the client must be using the
-	// latest API Version in order to use this.
-	ExtensionAPIs []ExtensionAPI `json:"extension_apis,omitempty"`
-}
-
-// ExtensionAPI contains information about an API endpoint that describes
-// extension operations on a ServiceInstance.
-//
-// ExtensionAPI is an ALPHA API attribute and may change. Alpha
-// features must be enabled and the client must be using the
-// latest API Version in order to use this.
-type ExtensionAPI struct {
-	// DiscoveryURL is a URI pointing to a valid OpenAPI 3.0+ document
-	// describing the API extension(s) to the Open Service Broker API including,
-	// endpoints, parameters, authentication mechanism and any other detail the
-	// platform needs for invocation. The location of the API extension
-	// endpoint(s) can be local to the Service Broker or on a remote server. If
-	// local to the Service Broker the same authentication method for normal
-	// Service Broker calls must be used.
-	DiscoveryURL string `json:"discovery_url,omitempty"`
-	// ServerURL is a URI pointing to a remote server where API extensions will
-	// run. This URI will be used as the basepath for the paths objects
-	// described by the `discovery_url` OpenAPI document. If ServerURL is
-	// missing, it means that the paths are invoked relative to the service
-	// broker URL.
-	ServerURL string `json:"server_url,omitempty"`
-	// Credentials is a set of authentication details for running any of the
-	// extension API calls, especially for those running on remote servers.
-	//
-	// The information in Credentials should be treated as SECRET.
-	Credentials map[string]interface{} `json:"credentials,omitempty"`
-	// AdheresTo is a URI refering to a specification detailing the interface
-	// the OpenAPI document hosted at the `discovery_url` adheres to.
-	AdheresTo string `json:"adheres_to,omitempty"`
 }
 
 // OperationKey is an extra identifier from the broker in order to provide extra