diff --git a/google-cloud-accessapproval/src/main/java/com/google/cloud/accessapproval/v1/stub/AccessApprovalStubSettings.java b/google-cloud-accessapproval/src/main/java/com/google/cloud/accessapproval/v1/stub/AccessApprovalStubSettings.java
index da243080..4c37793e 100644
--- a/google-cloud-accessapproval/src/main/java/com/google/cloud/accessapproval/v1/stub/AccessApprovalStubSettings.java
+++ b/google-cloud-accessapproval/src/main/java/com/google/cloud/accessapproval/v1/stub/AccessApprovalStubSettings.java
@@ -337,11 +337,11 @@ public static class Builder extends StubSettings.Builder<AccessApprovalStubSetti
       ImmutableMap.Builder<String, ImmutableSet<StatusCode.Code>> definitions =
           ImmutableMap.builder();
       definitions.put(
-          "idempotent",
-          ImmutableSet.copyOf(
-              Lists.<StatusCode.Code>newArrayList(
-                  StatusCode.Code.DEADLINE_EXCEEDED, StatusCode.Code.UNAVAILABLE)));
-      definitions.put("non_idempotent", ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList()));
+          "retry_policy_1_codes",
+          ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList(StatusCode.Code.UNAVAILABLE)));
+      definitions.put("no_retry_codes", ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList()));
+      definitions.put(
+          "no_retry_1_codes", ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList()));
       RETRYABLE_CODE_DEFINITIONS = definitions.build();
     }
 
@@ -355,12 +355,22 @@ public static class Builder extends StubSettings.Builder<AccessApprovalStubSetti
               .setInitialRetryDelay(Duration.ofMillis(100L))
               .setRetryDelayMultiplier(1.3)
               .setMaxRetryDelay(Duration.ofMillis(60000L))
-              .setInitialRpcTimeout(Duration.ofMillis(20000L))
+              .setInitialRpcTimeout(Duration.ofMillis(600000L))
+              .setRpcTimeoutMultiplier(1.0)
+              .setMaxRpcTimeout(Duration.ofMillis(600000L))
+              .setTotalTimeout(Duration.ofMillis(600000L))
+              .build();
+      definitions.put("retry_policy_1_params", settings);
+      settings = RetrySettings.newBuilder().setRpcTimeoutMultiplier(1.0).build();
+      definitions.put("no_retry_params", settings);
+      settings =
+          RetrySettings.newBuilder()
+              .setInitialRpcTimeout(Duration.ofMillis(600000L))
               .setRpcTimeoutMultiplier(1.0)
-              .setMaxRpcTimeout(Duration.ofMillis(20000L))
+              .setMaxRpcTimeout(Duration.ofMillis(600000L))
               .setTotalTimeout(Duration.ofMillis(600000L))
               .build();
-      definitions.put("default", settings);
+      definitions.put("no_retry_1_params", settings);
       RETRY_PARAM_DEFINITIONS = definitions.build();
     }
 
@@ -412,38 +422,38 @@ private static Builder initDefaults(Builder builder) {
 
       builder
           .listApprovalRequestsSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_1_params"));
 
       builder
           .getApprovalRequestSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_1_params"));
 
       builder
           .approveApprovalRequestSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_1_params"));
 
       builder
           .dismissApprovalRequestSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_1_params"));
 
       builder
           .getAccessApprovalSettingsSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_1_params"));
 
       builder
           .updateAccessApprovalSettingsSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_1_params"));
 
       builder
           .deleteAccessApprovalSettingsSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
-          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_1_codes"))
+          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_1_params"));
 
       return builder;
     }
diff --git a/synth.metadata b/synth.metadata
index 352ece5e..c7f6843c 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -11,8 +11,8 @@
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "c4e37010d74071851ff24121f522e802231ac86e",
-        "internalRef": "313460921"
+        "sha": "4d52dfb72078000b13de923c1dadec19f3a64ad1",
+        "internalRef": "324098852"
       }
     },
     {