diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35f03844..ed9846bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.6.22](https://github.com/googleapis/java-iam/compare/v1.6.21...v1.6.22) (2022-11-28)
+
+
+### Dependencies
+
+* Update dependency com.google.cloud:google-iam-policy to v1.6.21 ([#557](https://github.com/googleapis/java-iam/issues/557)) ([c108c89](https://github.com/googleapis/java-iam/commit/c108c89e97a9b5f11541a9c704d9da582868cf32))
+
 ## [1.6.21](https://github.com/googleapis/java-iam/compare/v1.6.20...v1.6.21) (2022-11-23)
 
 
diff --git a/google-iam-policy/pom.xml b/google-iam-policy/pom.xml
index 0283c196..b728a13f 100644
--- a/google-iam-policy/pom.xml
+++ b/google-iam-policy/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-iam-policy</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:google-iam-policy:current} -->
+  <version>1.6.22</version><!-- {x-version-update:google-iam-policy:current} -->
   <packaging>jar</packaging>
   <name>Google IAM Policy</name>
   <url>https://github.com/googleapis/java-eventarc</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <properties>
     <site.installationModule>google-iam-policy</site.installationModule>
diff --git a/grpc-google-iam-v1/pom.xml b/grpc-google-iam-v1/pom.xml
index 9cc88cf7..59b943cf 100644
--- a/grpc-google-iam-v1/pom.xml
+++ b/grpc-google-iam-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-iam-v1</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+  <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   <name>grpc-google-iam-v1</name>
   <description>GRPC library for grpc-google-iam-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-iam-v2/pom.xml b/grpc-google-iam-v2/pom.xml
index 7f6996cc..0b2f0ebb 100644
--- a/grpc-google-iam-v2/pom.xml
+++ b/grpc-google-iam-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-iam-v2</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:grpc-google-iam-v2:current} -->
+  <version>1.6.22</version><!-- {x-version-update:grpc-google-iam-v2:current} -->
   <name>grpc-google-iam-v2</name>
   <description>GRPC library for proto-google-iam-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-iam-v2beta/pom.xml b/grpc-google-iam-v2beta/pom.xml
index d3d03c72..61611fac 100644
--- a/grpc-google-iam-v2beta/pom.xml
+++ b/grpc-google-iam-v2beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-iam-v2beta</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:grpc-google-iam-v2beta:current} -->
+  <version>1.6.22</version><!-- {x-version-update:grpc-google-iam-v2beta:current} -->
   <name>grpc-google-iam-v2beta</name>
   <description>GRPC library for proto-google-iam-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 2204aeaf..aa686549 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-iam-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+  <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   <name>Google IAM Parent</name>
   <url>https://github.com/googleapis/java-iam</url>
   <description>
@@ -87,37 +87,37 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-iam-v2</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v2:current} -->
+        <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-iam-v2</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:grpc-google-iam-v2:current} -->
+        <version>1.6.22</version><!-- {x-version-update:grpc-google-iam-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-iam-policy</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:google-iam-policy:current} -->
+        <version>1.6.22</version><!-- {x-version-update:google-iam-policy:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-iam-v2beta</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v2beta:current} -->
+        <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v2beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-iam-v1</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:grpc-google-iam-v1:current} -->
+        <version>1.6.22</version><!-- {x-version-update:grpc-google-iam-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-iam-v2beta</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:grpc-google-iam-v2beta:current} -->
+        <version>1.6.22</version><!-- {x-version-update:grpc-google-iam-v2beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-iam-v1</artifactId>
-        <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+        <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-iam-v1/pom.xml b/proto-google-iam-v1/pom.xml
index 90512af6..9d9fb8f1 100644
--- a/proto-google-iam-v1/pom.xml
+++ b/proto-google-iam-v1/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-iam-v1</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+  <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   <name>proto-google-iam-v1</name>
   <description>PROTO library for proto-google-iam-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-iam-v2/pom.xml b/proto-google-iam-v2/pom.xml
index 7c3cc3e8..1832fcb1 100644
--- a/proto-google-iam-v2/pom.xml
+++ b/proto-google-iam-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-iam-v2</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v2:current} -->
+  <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v2:current} -->
   <name>proto-google-iam-v2</name>
   <description>Proto library for proto-google-iam-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-iam-v2beta/pom.xml b/proto-google-iam-v2beta/pom.xml
index 745f071e..b3cd4238 100644
--- a/proto-google-iam-v2beta/pom.xml
+++ b/proto-google-iam-v2beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-iam-v2beta</artifactId>
-  <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v2beta:current} -->
+  <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v2beta:current} -->
   <name>proto-google-iam-v2beta</name>
   <description>Proto library for proto-google-iam-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-iam-parent</artifactId>
-    <version>1.6.22-SNAPSHOT</version><!-- {x-version-update:proto-google-iam-v1:current} -->
+    <version>1.6.22</version><!-- {x-version-update:proto-google-iam-v1:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index 0c0a9ef2..8c353991 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,10 +1,10 @@
 # Format:
 # module:released-version:current-version
 
-proto-google-iam-v1:1.6.21:1.6.22-SNAPSHOT
-grpc-google-iam-v1:1.6.21:1.6.22-SNAPSHOT
-proto-google-iam-v2beta:1.6.21:1.6.22-SNAPSHOT
-grpc-google-iam-v2beta:1.6.21:1.6.22-SNAPSHOT
-google-iam-policy:1.6.21:1.6.22-SNAPSHOT
-proto-google-iam-v2:1.6.21:1.6.22-SNAPSHOT
-grpc-google-iam-v2:1.6.21:1.6.22-SNAPSHOT
+proto-google-iam-v1:1.6.22:1.6.22
+grpc-google-iam-v1:1.6.22:1.6.22
+proto-google-iam-v2beta:1.6.22:1.6.22
+grpc-google-iam-v2beta:1.6.22:1.6.22
+google-iam-policy:1.6.22:1.6.22
+proto-google-iam-v2:1.6.22:1.6.22
+grpc-google-iam-v2:1.6.22:1.6.22