diff --git a/CHANGELOG.md b/CHANGELOG.md
index c9af4966a..9c3c2da18 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+### [1.40.1](https://www.github.com/googleapis/google-http-java-client/compare/v1.40.0...v1.40.1) (2021-10-07)
+
+
+### Bug Fixes
+
+* add used packages to OSGI manifest again ([#1439](https://www.github.com/googleapis/google-http-java-client/issues/1439)) ([#1440](https://www.github.com/googleapis/google-http-java-client/issues/1440)) ([59fc8b0](https://www.github.com/googleapis/google-http-java-client/commit/59fc8b03e5518864c60ce4dd47664e8935da343b))
+* update NetHttpRequest to prevent silent retry of DELETE requests ([#1472](https://www.github.com/googleapis/google-http-java-client/issues/1472)) ([57ef11a](https://www.github.com/googleapis/google-http-java-client/commit/57ef11a0e1904bb932e5493a30f0a2ca2a2798cf)), closes [#1471](https://www.github.com/googleapis/google-http-java-client/issues/1471)
+
+
+### Dependencies
+
+* update dependency com.fasterxml.jackson.core:jackson-core to v2.12.5 ([#1437](https://www.github.com/googleapis/google-http-java-client/issues/1437)) ([0ce8467](https://www.github.com/googleapis/google-http-java-client/commit/0ce84676bfbe4cc8e237d5e33dfaa532b13e798c))
+* update dependency com.fasterxml.jackson.core:jackson-core to v2.13.0 ([#1469](https://www.github.com/googleapis/google-http-java-client/issues/1469)) ([7d9a042](https://www.github.com/googleapis/google-http-java-client/commit/7d9a042110b8879b592d7e80bd73e77c7a84d8b7))
+* update dependency com.google.protobuf:protobuf-java to v3.18.0 ([#1454](https://www.github.com/googleapis/google-http-java-client/issues/1454)) ([cc63e41](https://www.github.com/googleapis/google-http-java-client/commit/cc63e41fac8295c7fea751191a6fe9537c1f70e3))
+* update dependency com.google.protobuf:protobuf-java to v3.18.1 ([#1470](https://www.github.com/googleapis/google-http-java-client/issues/1470)) ([c36637a](https://www.github.com/googleapis/google-http-java-client/commit/c36637acbca536992349970664026cf145ad8964))
+* update dependency com.puppycrawl.tools:checkstyle to v9 ([#1441](https://www.github.com/googleapis/google-http-java-client/issues/1441)) ([a95cd97](https://www.github.com/googleapis/google-http-java-client/commit/a95cd9717fc8accd80252b12357971cb71887d90))
+* update project.appengine.version to v1.9.91 ([#1287](https://www.github.com/googleapis/google-http-java-client/issues/1287)) ([09ebf8d](https://www.github.com/googleapis/google-http-java-client/commit/09ebf8d7e3860f2b94a6fea0ef134c93904d4ed1))
+
 ## [1.40.0](https://www.github.com/googleapis/google-http-java-client/compare/v1.39.2...v1.40.0) (2021-08-20)
 
 
diff --git a/google-http-client-android-test/pom.xml b/google-http-client-android-test/pom.xml
index cbdc8673b..189057394 100644
--- a/google-http-client-android-test/pom.xml
+++ b/google-http-client-android-test/pom.xml
@@ -4,7 +4,7 @@
   <groupId>google-http-client</groupId>
   <artifactId>google-http-client-android-test</artifactId>
   <name>Test project for google-http-client-android.</name>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-android-test:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-android-test:current} -->
   <packaging>apk</packaging>
 
   <build>
@@ -53,7 +53,7 @@
     <dependency>
       <groupId>com.google.http-client</groupId>
       <artifactId>google-http-client-android</artifactId>
-      <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-android:current} -->
+      <version>1.40.1</version><!-- {x-version-update:google-http-client-android:current} -->
       <exclusions>
         <exclusion>
           <artifactId>android</artifactId>
@@ -72,7 +72,7 @@
     <dependency>
       <groupId>com.google.http-client</groupId>
       <artifactId>google-http-client-test</artifactId>
-      <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-test:current} -->
+      <version>1.40.1</version><!-- {x-version-update:google-http-client-test:current} -->
       <exclusions>
         <exclusion>
           <artifactId>junit</artifactId>
diff --git a/google-http-client-android/pom.xml b/google-http-client-android/pom.xml
index c8f9978dc..383e11642 100644
--- a/google-http-client-android/pom.xml
+++ b/google-http-client-android/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-android</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-android:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-android:current} -->
   <name>Android Platform Extensions to the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-apache-v2/pom.xml b/google-http-client-apache-v2/pom.xml
index 97d307302..f65cef781 100644
--- a/google-http-client-apache-v2/pom.xml
+++ b/google-http-client-apache-v2/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-apache-v2</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-apache-v2:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-apache-v2:current} -->
   <name>Apache HTTP transport v2 for the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-appengine/pom.xml b/google-http-client-appengine/pom.xml
index cc6feee4b..1ceaf996a 100644
--- a/google-http-client-appengine/pom.xml
+++ b/google-http-client-appengine/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-appengine</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-appengine:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-appengine:current} -->
   <name>Google App Engine extensions to the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-assembly/pom.xml b/google-http-client-assembly/pom.xml
index 29587862d..0c6c62104 100644
--- a/google-http-client-assembly/pom.xml
+++ b/google-http-client-assembly/pom.xml
@@ -4,12 +4,12 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <groupId>com.google.http-client</groupId>
   <artifactId>google-http-client-assembly</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-assembly:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-assembly:current} -->
   <packaging>pom</packaging>
   <name>Assembly for the Google HTTP Client Library for Java</name>
 
diff --git a/google-http-client-bom/pom.xml b/google-http-client-bom/pom.xml
index 12ea1915c..01519dbc1 100644
--- a/google-http-client-bom/pom.xml
+++ b/google-http-client-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.http-client</groupId>
   <artifactId>google-http-client-bom</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-bom:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-bom:current} -->
   <packaging>pom</packaging>
 
   <name>Google HTTP Client Library for Java BOM</name>
@@ -63,52 +63,52 @@
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-android</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-android:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-android:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-apache-v2</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-apache-v2:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-apache-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-appengine</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-appengine:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-appengine:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-findbugs</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-findbugs:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-findbugs:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-gson</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-gson:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-gson:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-jackson2</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-jackson2:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-jackson2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-protobuf</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-protobuf:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-protobuf:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-test</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-test:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-test:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.http-client</groupId>
         <artifactId>google-http-client-xml</artifactId>
-        <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-xml:current} -->
+        <version>1.40.1</version><!-- {x-version-update:google-http-client-xml:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-http-client-findbugs/pom.xml b/google-http-client-findbugs/pom.xml
index 6c2fe5b7f..f9d9b03f4 100644
--- a/google-http-client-findbugs/pom.xml
+++ b/google-http-client-findbugs/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-findbugs</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-findbugs:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-findbugs:current} -->
   <name>Google APIs Client Library Findbugs custom plugin.</name>
 
   <build>
diff --git a/google-http-client-gson/pom.xml b/google-http-client-gson/pom.xml
index d27e7254a..ad768a4d0 100644
--- a/google-http-client-gson/pom.xml
+++ b/google-http-client-gson/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-gson</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-gson:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-gson:current} -->
   <name>GSON extensions to the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-jackson2/pom.xml b/google-http-client-jackson2/pom.xml
index 2eeeb0361..1d9ef4286 100644
--- a/google-http-client-jackson2/pom.xml
+++ b/google-http-client-jackson2/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-jackson2</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-jackson2:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-jackson2:current} -->
   <name>Jackson 2 extensions to the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-protobuf/pom.xml b/google-http-client-protobuf/pom.xml
index fda09d2c2..5f6cd1b84 100644
--- a/google-http-client-protobuf/pom.xml
+++ b/google-http-client-protobuf/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-protobuf</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-protobuf:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-protobuf:current} -->
   <name>Protocol Buffer extensions to the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-test/pom.xml b/google-http-client-test/pom.xml
index ab4460210..5bd3dc575 100644
--- a/google-http-client-test/pom.xml
+++ b/google-http-client-test/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-test</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-test:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-test:current} -->
   <name>Shared classes used for testing of artifacts in the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client-xml/pom.xml b/google-http-client-xml/pom.xml
index 551066df3..2e533db6f 100644
--- a/google-http-client-xml/pom.xml
+++ b/google-http-client-xml/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client-xml</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-xml:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-xml:current} -->
   <name>XML extensions to the Google HTTP Client Library for Java.</name>
 
   <build>
diff --git a/google-http-client/pom.xml b/google-http-client/pom.xml
index 8ef066b16..5c5314c17 100644
--- a/google-http-client/pom.xml
+++ b/google-http-client/pom.xml
@@ -4,11 +4,11 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>google-http-client</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client:current} -->
   <name>Google HTTP Client Library for Java</name>
   <description>
     Google HTTP Client Library for Java. Functionality that works on all supported Java platforms,
diff --git a/pom.xml b/pom.xml
index 7db368c1d..c66450055 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.http-client</groupId>
   <artifactId>google-http-client-parent</artifactId>
-  <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+  <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
   <packaging>pom</packaging>
   <name>Parent for the Google HTTP Client Library for Java</name>
   <description>Google HTTP Client Library for Java</description>
@@ -568,7 +568,7 @@
       - google-api-java-client/google-api-client-assembly/android-properties (make the filenames match the version here)
       - Internally, update the default features.json file
     -->
-    <project.http-client.version>1.40.1-SNAPSHOT</project.http-client.version><!-- {x-version-update:google-http-client-parent:current} -->
+    <project.http-client.version>1.40.1</project.http-client.version><!-- {x-version-update:google-http-client-parent:current} -->
     <project.appengine.version>1.9.91</project.appengine.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.jsr305.version>3.0.2</project.jsr305.version>
diff --git a/samples/dailymotion-simple-cmdline-sample/pom.xml b/samples/dailymotion-simple-cmdline-sample/pom.xml
index 02bc39a44..259925535 100644
--- a/samples/dailymotion-simple-cmdline-sample/pom.xml
+++ b/samples/dailymotion-simple-cmdline-sample/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.http-client</groupId>
     <artifactId>google-http-client-parent</artifactId>
-    <version>1.40.1-SNAPSHOT</version><!-- {x-version-update:google-http-client-parent:current} -->
+    <version>1.40.1</version><!-- {x-version-update:google-http-client-parent:current} -->
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <artifactId>dailymotion-simple-cmdline-sample</artifactId>
diff --git a/versions.txt b/versions.txt
index ed3410fcf..106d4e30f 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,17 +1,17 @@
 # Format:
 # module:released-version:current-version
 
-google-http-client:1.40.0:1.40.1-SNAPSHOT
-google-http-client-bom:1.40.0:1.40.1-SNAPSHOT
-google-http-client-parent:1.40.0:1.40.1-SNAPSHOT
-google-http-client-android:1.40.0:1.40.1-SNAPSHOT
-google-http-client-android-test:1.40.0:1.40.1-SNAPSHOT
-google-http-client-apache-v2:1.40.0:1.40.1-SNAPSHOT
-google-http-client-appengine:1.40.0:1.40.1-SNAPSHOT
-google-http-client-assembly:1.40.0:1.40.1-SNAPSHOT
-google-http-client-findbugs:1.40.0:1.40.1-SNAPSHOT
-google-http-client-gson:1.40.0:1.40.1-SNAPSHOT
-google-http-client-jackson2:1.40.0:1.40.1-SNAPSHOT
-google-http-client-protobuf:1.40.0:1.40.1-SNAPSHOT
-google-http-client-test:1.40.0:1.40.1-SNAPSHOT
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