diff --git a/packages/google-cloud-servicedirectory/CHANGELOG.md b/packages/google-cloud-servicedirectory/CHANGELOG.md
index 8aa8f889708..98cc8bf1bec 100644
--- a/packages/google-cloud-servicedirectory/CHANGELOG.md
+++ b/packages/google-cloud-servicedirectory/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [4.0.1](https://github.com/googleapis/nodejs-service-directory/compare/v4.0.0...v4.0.1) (2022-06-30)
+
+
+### Bug Fixes
+
+* **docs:** describe fallback rest option ([#236](https://github.com/googleapis/nodejs-service-directory/issues/236)) ([f72541a](https://github.com/googleapis/nodejs-service-directory/commit/f72541a014de7b748dde57d1f29064f48d935b36))
+
 ## [4.0.0](https://github.com/googleapis/nodejs-service-directory/compare/v3.4.0...v4.0.0) (2022-05-20)
 
 
diff --git a/packages/google-cloud-servicedirectory/package.json b/packages/google-cloud-servicedirectory/package.json
index eaefdfeecde..967754f0803 100644
--- a/packages/google-cloud-servicedirectory/package.json
+++ b/packages/google-cloud-servicedirectory/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@google-cloud/service-directory",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Servicedirectory client for Node.js",
   "repository": "googleapis/nodejs-service-directory",
   "license": "Apache-2.0",
diff --git a/packages/google-cloud-servicedirectory/samples/generated/v1/snippet_metadata.google.cloud.servicedirectory.v1.json b/packages/google-cloud-servicedirectory/samples/generated/v1/snippet_metadata.google.cloud.servicedirectory.v1.json
index 11054af591a..dde4769f4fd 100644
--- a/packages/google-cloud-servicedirectory/samples/generated/v1/snippet_metadata.google.cloud.servicedirectory.v1.json
+++ b/packages/google-cloud-servicedirectory/samples/generated/v1/snippet_metadata.google.cloud.servicedirectory.v1.json
@@ -1,7 +1,7 @@
 {
     "clientLibrary": {
         "name": "nodejs-servicedirectory",
-        "version": "4.0.0",
+        "version": "4.0.1",
         "language": "TYPESCRIPT",
         "apis": [
             {
diff --git a/packages/google-cloud-servicedirectory/samples/generated/v1beta1/snippet_metadata.google.cloud.servicedirectory.v1beta1.json b/packages/google-cloud-servicedirectory/samples/generated/v1beta1/snippet_metadata.google.cloud.servicedirectory.v1beta1.json
index f3112a7fd5c..9de0010717c 100644
--- a/packages/google-cloud-servicedirectory/samples/generated/v1beta1/snippet_metadata.google.cloud.servicedirectory.v1beta1.json
+++ b/packages/google-cloud-servicedirectory/samples/generated/v1beta1/snippet_metadata.google.cloud.servicedirectory.v1beta1.json
@@ -1,7 +1,7 @@
 {
     "clientLibrary": {
         "name": "nodejs-servicedirectory",
-        "version": "4.0.0",
+        "version": "4.0.1",
         "language": "TYPESCRIPT",
         "apis": [
             {
diff --git a/packages/google-cloud-servicedirectory/samples/package.json b/packages/google-cloud-servicedirectory/samples/package.json
index b3097e14c36..24fc834edb2 100644
--- a/packages/google-cloud-servicedirectory/samples/package.json
+++ b/packages/google-cloud-servicedirectory/samples/package.json
@@ -13,7 +13,7 @@
     "test": "c8 mocha --timeout 600000 test/*.js"
   },
   "dependencies": {
-    "@google-cloud/service-directory": "^4.0.0",
+    "@google-cloud/service-directory": "^4.0.1",
     "eslint": "^7.0.0",
     "json-schema": "^0.4.0",
     "uuid": "^8.0.0"