diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7e6d5434..99522357 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,22 @@
 # Changelog
 
+### [0.123.21](https://github.com/googleapis/java-storage-nio/compare/v0.123.20...v0.123.21) (2022-03-01)
+
+
+### Bug Fixes
+
+* change CloudStorageFileSystemProvider to throw a FileAlreadyExistsException if copy receives a 412 ([#815](https://github.com/googleapis/java-storage-nio/issues/815)) ([33889c3](https://github.com/googleapis/java-storage-nio/commit/33889c352d1a0fcebe4613615907f01fbca04186))
+
+
+### Dependencies
+
+* update actions/github-script action to v6 ([#818](https://github.com/googleapis/java-storage-nio/issues/818)) ([59c9baf](https://github.com/googleapis/java-storage-nio/commit/59c9baf28ceda12d0926124d137f792e940c153e))
+* update dependency com.google.apis:google-api-services-storage to v1-rev20220210-1.32.1 ([#823](https://github.com/googleapis/java-storage-nio/issues/823)) ([6c94667](https://github.com/googleapis/java-storage-nio/commit/6c946674931d6f5e88bba7cc93bfb1849480ce0d))
+* update dependency com.google.cloud:google-cloud-storage to v2.4.1 ([#817](https://github.com/googleapis/java-storage-nio/issues/817)) ([2ebe674](https://github.com/googleapis/java-storage-nio/commit/2ebe67495be0b2e71eed4a5c0d6aed5954c32593))
+* update dependency com.google.cloud:google-cloud-storage to v2.4.2 ([#820](https://github.com/googleapis/java-storage-nio/issues/820)) ([397ee84](https://github.com/googleapis/java-storage-nio/commit/397ee84b7530607665c725eb8392d12429f6b6a7))
+* update dependency com.google.cloud:google-cloud-storage to v2.4.4 ([#830](https://github.com/googleapis/java-storage-nio/issues/830)) ([2b3f88f](https://github.com/googleapis/java-storage-nio/commit/2b3f88f967f7fcf0a1475dae5dfc74f3e3f0cb6c))
+* update dependency com.google.guava:guava to v31.1-android ([#829](https://github.com/googleapis/java-storage-nio/issues/829)) ([70c1983](https://github.com/googleapis/java-storage-nio/commit/70c198347c8709d1302915bddda49d2402566ea7))
+
 ### [0.123.20](https://github.com/googleapis/java-storage-nio/compare/v0.123.19...v0.123.20) (2022-02-08)
 
 
diff --git a/google-cloud-nio-examples/pom.xml b/google-cloud-nio-examples/pom.xml
index c1a0a6f7..468d08a5 100644
--- a/google-cloud-nio-examples/pom.xml
+++ b/google-cloud-nio-examples/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>google-cloud-nio-examples</artifactId>
-  <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+  <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud NIO Examples</name>
   <url>https://github.com/googleapis/java-storage-nio</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-nio-parent</artifactId>
-    <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+    <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/google-cloud-nio-retrofit/pom.xml b/google-cloud-nio-retrofit/pom.xml
index 1339f944..ac7fc053 100644
--- a/google-cloud-nio-retrofit/pom.xml
+++ b/google-cloud-nio-retrofit/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>google-cloud-nio-retrofit</artifactId>
-  <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+  <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud NIO Retrofit Example</name>
   <url>https://github.com/googleapis/java-storage-nio</url>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-nio-parent</artifactId>
-    <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+    <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-nio-retrofit</site.installationModule>
diff --git a/google-cloud-nio/pom.xml b/google-cloud-nio/pom.xml
index 83fbfa9b..0d78bc89 100644
--- a/google-cloud-nio/pom.xml
+++ b/google-cloud-nio/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>google-cloud-nio</artifactId>
-  <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+  <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud NIO</name>
   <url>https://github.com/googleapis/java-storage-nio</url>
@@ -12,7 +12,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-nio-parent</artifactId>
-    <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+    <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-nio</site.installationModule>
diff --git a/pom.xml b/pom.xml
index 301accc3..fe24df32 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-nio-parent</artifactId>
   <packaging>pom</packaging>
-  <version>0.123.21-SNAPSHOT</version><!-- {x-version-update:google-cloud-nio:current} -->
+  <version>0.123.21</version><!-- {x-version-update:google-cloud-nio:current} -->
   <name>Storage Parent</name>
   <url>https://github.com/googleapis/java-storage-nio</url>
   <description>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 2f7f81bc..01d93b76 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-nio</artifactId>
-      <version>0.123.21-SNAPSHOT</version>
+      <version>0.123.21</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 5ae8548d..cefbabae 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-nio:0.123.20:0.123.21-SNAPSHOT
\ No newline at end of file
+google-cloud-nio:0.123.21:0.123.21
\ No newline at end of file