diff --git a/src/main/java/com/google/api/generator/gapic/composer/ServiceStubSettingsClassComposer.java b/src/main/java/com/google/api/generator/gapic/composer/ServiceStubSettingsClassComposer.java
index 39b66f6f0e..dd817c2e03 100644
--- a/src/main/java/com/google/api/generator/gapic/composer/ServiceStubSettingsClassComposer.java
+++ b/src/main/java/com/google/api/generator/gapic/composer/ServiceStubSettingsClassComposer.java
@@ -917,7 +917,7 @@ private static List<MethodDefinition> createDefaultHelperAndGetterMethods(
     credsProviderBuilderExpr =
         MethodInvocationExpr.builder()
             .setExprReferenceExpr(credsProviderBuilderExpr)
-            .setMethodName("setScopesToApply")
+            .setMethodName("setDefaultScopes")
             .setArguments(DEFAULT_SERVICE_SCOPES_VAR_EXPR)
             .setReturnType(returnType)
             .build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoStubSettings.golden
index df88bb4b31..8102e4a02c 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoStubSettings.golden
@@ -291,7 +291,7 @@ public class EchoStubSettings extends StubSettings<EchoStubSettings> {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/src/test/java/com/google/api/generator/gapic/composer/goldens/LoggingServiceV2StubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/goldens/LoggingServiceV2StubSettings.golden
index 4033943f64..18ce62e14e 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/goldens/LoggingServiceV2StubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/goldens/LoggingServiceV2StubSettings.golden
@@ -435,7 +435,7 @@ public class LoggingServiceV2StubSettings extends StubSettings<LoggingServiceV2S
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/src/test/java/com/google/api/generator/gapic/composer/goldens/PublisherStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/goldens/PublisherStubSettings.golden
index 41585255b2..1e1f1b0e9a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/goldens/PublisherStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/goldens/PublisherStubSettings.golden
@@ -444,7 +444,7 @@ public class PublisherStubSettings extends StubSettings<PublisherStubSettings> {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/asset/AssetServiceStubSettings.java b/test/integration/goldens/asset/AssetServiceStubSettings.java
index 3b36724e36..aa56d78f9d 100644
--- a/test/integration/goldens/asset/AssetServiceStubSettings.java
+++ b/test/integration/goldens/asset/AssetServiceStubSettings.java
@@ -382,7 +382,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/credentials/IamCredentialsStubSettings.java b/test/integration/goldens/credentials/IamCredentialsStubSettings.java
index 05f986fbf4..bf58df07b5 100644
--- a/test/integration/goldens/credentials/IamCredentialsStubSettings.java
+++ b/test/integration/goldens/credentials/IamCredentialsStubSettings.java
@@ -145,7 +145,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/kms/KeyManagementServiceStubSettings.java b/test/integration/goldens/kms/KeyManagementServiceStubSettings.java
index f36350a7ce..7478bef707 100644
--- a/test/integration/goldens/kms/KeyManagementServiceStubSettings.java
+++ b/test/integration/goldens/kms/KeyManagementServiceStubSettings.java
@@ -586,7 +586,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/library/LibraryServiceStubSettings.java b/test/integration/goldens/library/LibraryServiceStubSettings.java
index d36fe4d22f..830ef9eac3 100644
--- a/test/integration/goldens/library/LibraryServiceStubSettings.java
+++ b/test/integration/goldens/library/LibraryServiceStubSettings.java
@@ -310,7 +310,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/logging/ConfigServiceV2StubSettings.java b/test/integration/goldens/logging/ConfigServiceV2StubSettings.java
index 770bba339d..8466ef5bcc 100644
--- a/test/integration/goldens/logging/ConfigServiceV2StubSettings.java
+++ b/test/integration/goldens/logging/ConfigServiceV2StubSettings.java
@@ -521,7 +521,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/logging/LoggingServiceV2StubSettings.java b/test/integration/goldens/logging/LoggingServiceV2StubSettings.java
index 5d4b58ba32..384a7b06d8 100644
--- a/test/integration/goldens/logging/LoggingServiceV2StubSettings.java
+++ b/test/integration/goldens/logging/LoggingServiceV2StubSettings.java
@@ -451,7 +451,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/logging/MetricsServiceV2StubSettings.java b/test/integration/goldens/logging/MetricsServiceV2StubSettings.java
index b8f5293bea..eaf0d4e97e 100644
--- a/test/integration/goldens/logging/MetricsServiceV2StubSettings.java
+++ b/test/integration/goldens/logging/MetricsServiceV2StubSettings.java
@@ -219,7 +219,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */
diff --git a/test/integration/goldens/redis/CloudRedisStubSettings.java b/test/integration/goldens/redis/CloudRedisStubSettings.java
index f911e92382..e3aa72b832 100644
--- a/test/integration/goldens/redis/CloudRedisStubSettings.java
+++ b/test/integration/goldens/redis/CloudRedisStubSettings.java
@@ -301,7 +301,7 @@ public static List<String> getDefaultServiceScopes() {
 
   /** Returns a builder for the default credentials for this service. */
   public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
-    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
+    return GoogleCredentialsProvider.newBuilder().setDefaultScopes(DEFAULT_SERVICE_SCOPES);
   }
 
   /** Returns a builder for the default ChannelProvider for this service. */