diff --git a/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta2/stub/CloudTasksStubSettings.java b/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta2/stub/CloudTasksStubSettings.java
index b15deaa2..a8bcb539 100644
--- a/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta2/stub/CloudTasksStubSettings.java
+++ b/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta2/stub/CloudTasksStubSettings.java
@@ -606,7 +606,7 @@ private static Builder initDefaults(Builder builder) {
 
       builder
           .deleteQueueSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("idempotent"))
           .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
 
       builder
diff --git a/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta3/stub/CloudTasksStubSettings.java b/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta3/stub/CloudTasksStubSettings.java
index 60869d38..4dbcaef1 100644
--- a/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta3/stub/CloudTasksStubSettings.java
+++ b/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta3/stub/CloudTasksStubSettings.java
@@ -556,7 +556,7 @@ private static Builder initDefaults(Builder builder) {
 
       builder
           .deleteQueueSettings()
-          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("non_idempotent"))
+          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("idempotent"))
           .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("default"));
 
       builder
diff --git a/synth.metadata b/synth.metadata
index 2c31bf58..748c6e70 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,5 +1,5 @@
 {
-  "updateTime": "2020-01-09T09:07:17.447487Z",
+  "updateTime": "2020-01-11T09:06:27.353071Z",
   "sources": [
     {
       "generator": {
@@ -12,8 +12,8 @@
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "6ace586805c08896fef43e28a261337fcf3f022b",
-        "internalRef": "288783603"
+        "sha": "b08714b378e8e5b0c4ecdde73f92c36d6303b4b6",
+        "internalRef": "289189004"
       }
     },
     {