diff --git a/discovery/remotebuildexecution-v1.json b/discovery/remotebuildexecution-v1.json
index dc19bc2c01a..8ca6a815c13 100644
--- a/discovery/remotebuildexecution-v1.json
+++ b/discovery/remotebuildexecution-v1.json
@@ -307,7 +307,7 @@
       }
     }
   },
-  "revision": "20200929",
+  "revision": "20201006",
   "rootUrl": "https://remotebuildexecution.googleapis.com/",
   "schemas": {
     "BuildBazelRemoteExecutionV2Action": {
@@ -976,6 +976,10 @@
           "description": "Indicates whether we are using a cached Docker image (true) or had to pull the Docker image (false) for this command.",
           "type": "boolean"
         },
+        "dockerImageName": {
+          "description": "Docker Image name.",
+          "type": "string"
+        },
         "inputCacheMiss": {
           "description": "The input cache miss ratio.",
           "format": "float",
diff --git a/discovery/remotebuildexecution-v1alpha.json b/discovery/remotebuildexecution-v1alpha.json
index 908756fc975..9237184a959 100644
--- a/discovery/remotebuildexecution-v1alpha.json
+++ b/discovery/remotebuildexecution-v1alpha.json
@@ -432,7 +432,7 @@
       }
     }
   },
-  "revision": "20200929",
+  "revision": "20201006",
   "rootUrl": "https://admin-remotebuildexecution.googleapis.com/",
   "schemas": {
     "BuildBazelRemoteExecutionV2Action": {
@@ -1090,6 +1090,10 @@
           "description": "Indicates whether we are using a cached Docker image (true) or had to pull the Docker image (false) for this command.",
           "type": "boolean"
         },
+        "dockerImageName": {
+          "description": "Docker Image name.",
+          "type": "string"
+        },
         "inputCacheMiss": {
           "description": "The input cache miss ratio.",
           "format": "float",
diff --git a/discovery/remotebuildexecution-v2.json b/discovery/remotebuildexecution-v2.json
index 391b0e57951..1016dc514be 100644
--- a/discovery/remotebuildexecution-v2.json
+++ b/discovery/remotebuildexecution-v2.json
@@ -447,7 +447,7 @@
       }
     }
   },
-  "revision": "20200929",
+  "revision": "20201006",
   "rootUrl": "https://remotebuildexecution.googleapis.com/",
   "schemas": {
     "BuildBazelRemoteExecutionV2Action": {
@@ -1505,6 +1505,10 @@
           "description": "Indicates whether we are using a cached Docker image (true) or had to pull the Docker image (false) for this command.",
           "type": "boolean"
         },
+        "dockerImageName": {
+          "description": "Docker Image name.",
+          "type": "string"
+        },
         "inputCacheMiss": {
           "description": "The input cache miss ratio.",
           "format": "float",
diff --git a/src/apis/remotebuildexecution/v1.ts b/src/apis/remotebuildexecution/v1.ts
index e1742943c9e..f44398c41da 100644
--- a/src/apis/remotebuildexecution/v1.ts
+++ b/src/apis/remotebuildexecution/v1.ts
@@ -645,6 +645,10 @@ export namespace remotebuildexecution_v1 {
      * Indicates whether we are using a cached Docker image (true) or had to pull the Docker image (false) for this command.
      */
     dockerCacheHit?: boolean | null;
+    /**
+     * Docker Image name.
+     */
+    dockerImageName?: string | null;
     /**
      * The input cache miss ratio.
      */
diff --git a/src/apis/remotebuildexecution/v1alpha.ts b/src/apis/remotebuildexecution/v1alpha.ts
index 2348f852ef1..225fd562c13 100644
--- a/src/apis/remotebuildexecution/v1alpha.ts
+++ b/src/apis/remotebuildexecution/v1alpha.ts
@@ -632,6 +632,10 @@ export namespace remotebuildexecution_v1alpha {
      * Indicates whether we are using a cached Docker image (true) or had to pull the Docker image (false) for this command.
      */
     dockerCacheHit?: boolean | null;
+    /**
+     * Docker Image name.
+     */
+    dockerImageName?: string | null;
     /**
      * The input cache miss ratio.
      */
diff --git a/src/apis/remotebuildexecution/v2.ts b/src/apis/remotebuildexecution/v2.ts
index 6dade527aaa..aa7510c522e 100644
--- a/src/apis/remotebuildexecution/v2.ts
+++ b/src/apis/remotebuildexecution/v2.ts
@@ -904,6 +904,10 @@ export namespace remotebuildexecution_v2 {
      * Indicates whether we are using a cached Docker image (true) or had to pull the Docker image (false) for this command.
      */
     dockerCacheHit?: boolean | null;
+    /**
+     * Docker Image name.
+     */
+    dockerImageName?: string | null;
     /**
      * The input cache miss ratio.
      */