diff --git a/CHANGELOG.md b/CHANGELOG.md
index ba196ba7..19d1a6fb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+### [1.5.9](https://www.github.com/googleapis/java-datacatalog/compare/v1.5.8...v1.5.9) (2021-10-19)
+
+
+### Dependencies
+
+* update dependency com.google.cloud:google-cloud-shared-dependencies to v2.4.0 ([#672](https://www.github.com/googleapis/java-datacatalog/issues/672)) ([77267f2](https://www.github.com/googleapis/java-datacatalog/commit/77267f25839ff5c752ef09cb2f4cc87c1b6c7803))
+
 ### [1.5.8](https://www.github.com/googleapis/java-datacatalog/compare/v1.5.7...v1.5.8) (2021-10-06)
 
 
diff --git a/google-cloud-datacatalog-bom/pom.xml b/google-cloud-datacatalog-bom/pom.xml
index ffc0d364..cb9b3349 100644
--- a/google-cloud-datacatalog-bom/pom.xml
+++ b/google-cloud-datacatalog-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datacatalog-bom</artifactId>
-  <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+  <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,27 +52,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datacatalog</artifactId>
-        <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+        <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datacatalog-v1</artifactId>
-        <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1:current} -->
+        <version>1.5.9</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datacatalog-v1beta1</artifactId>
-        <version>0.42.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1beta1:current} -->
+        <version>0.42.9</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datacatalog-v1</artifactId>
-        <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1:current} -->
+        <version>1.5.9</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datacatalog-v1beta1</artifactId>
-        <version>0.42.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1beta1:current} -->
+        <version>0.42.9</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1beta1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-datacatalog/pom.xml b/google-cloud-datacatalog/pom.xml
index c104a997..de4564ce 100644
--- a/google-cloud-datacatalog/pom.xml
+++ b/google-cloud-datacatalog/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datacatalog</artifactId>
-  <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+  <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Data Catalog</name>
   <url>https://github.com/googleapis/java-datacatalog</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datacatalog-parent</artifactId>
-    <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+    <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-datacatalog</site.installationModule>
diff --git a/grpc-google-cloud-datacatalog-v1/pom.xml b/grpc-google-cloud-datacatalog-v1/pom.xml
index bcc81a7e..3365b6e5 100644
--- a/grpc-google-cloud-datacatalog-v1/pom.xml
+++ b/grpc-google-cloud-datacatalog-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-datacatalog-v1</artifactId>
-  <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1:current} -->
+  <version>1.5.9</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1:current} -->
   <name>grpc-google-cloud-datacatalog-v1</name>
   <description>GRPC library for grpc-google-cloud-datacatalog-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datacatalog-parent</artifactId>
-    <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+    <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-datacatalog-v1beta1/pom.xml b/grpc-google-cloud-datacatalog-v1beta1/pom.xml
index f3e6c9a0..b170d2f5 100644
--- a/grpc-google-cloud-datacatalog-v1beta1/pom.xml
+++ b/grpc-google-cloud-datacatalog-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-datacatalog-v1beta1</artifactId>
-  <version>0.42.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1beta1:current} -->
+  <version>0.42.9</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1beta1:current} -->
   <name>grpc-google-cloud-datacatalog-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-datacatalog-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datacatalog-parent</artifactId>
-    <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+    <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 0e0df49f..57cfd048 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datacatalog-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+  <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   <name>Google Cloud Data Catalog Parent</name>
   <url>https://github.com/googleapis/java-datacatalog</url>
   <description>
@@ -61,27 +61,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datacatalog-v1</artifactId>
-        <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1:current} -->
+        <version>1.5.9</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-datacatalog-v1beta1</artifactId>
-        <version>0.42.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1beta1:current} -->
+        <version>0.42.9</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datacatalog-v1</artifactId>
-        <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1:current} -->
+        <version>1.5.9</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-datacatalog-v1beta1</artifactId>
-        <version>0.42.9-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1beta1:current} -->
+        <version>0.42.9</version><!-- {x-version-update:grpc-google-cloud-datacatalog-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datacatalog</artifactId>
-        <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+        <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-datacatalog-v1/pom.xml b/proto-google-cloud-datacatalog-v1/pom.xml
index d91fa2bf..c595a26a 100644
--- a/proto-google-cloud-datacatalog-v1/pom.xml
+++ b/proto-google-cloud-datacatalog-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-datacatalog-v1</artifactId>
-  <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1:current} -->
+  <version>1.5.9</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1:current} -->
   <name>proto-google-cloud-datacatalog-v1</name>
   <description>PROTO library for proto-google-cloud-datacatalog-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datacatalog-parent</artifactId>
-    <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+    <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-datacatalog-v1beta1/pom.xml b/proto-google-cloud-datacatalog-v1beta1/pom.xml
index b3b24a6c..baf19edb 100644
--- a/proto-google-cloud-datacatalog-v1beta1/pom.xml
+++ b/proto-google-cloud-datacatalog-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-datacatalog-v1beta1</artifactId>
-  <version>0.42.9-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1beta1:current} -->
+  <version>0.42.9</version><!-- {x-version-update:proto-google-cloud-datacatalog-v1beta1:current} -->
   <name>proto-google-cloud-datacatalog-v1beta1</name>
   <description>PROTO library for proto-google-cloud-datacatalog-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-datacatalog-parent</artifactId>
-    <version>1.5.9-SNAPSHOT</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
+    <version>1.5.9</version><!-- {x-version-update:google-cloud-datacatalog:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index 8e5005f0..70fca445 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-datacatalog:1.5.8:1.5.9-SNAPSHOT
-grpc-google-cloud-datacatalog-v1:1.5.8:1.5.9-SNAPSHOT
-grpc-google-cloud-datacatalog-v1beta1:0.42.8:0.42.9-SNAPSHOT
-proto-google-cloud-datacatalog-v1:1.5.8:1.5.9-SNAPSHOT
-proto-google-cloud-datacatalog-v1beta1:0.42.8:0.42.9-SNAPSHOT
+google-cloud-datacatalog:1.5.9:1.5.9
+grpc-google-cloud-datacatalog-v1:1.5.9:1.5.9
+grpc-google-cloud-datacatalog-v1beta1:0.42.9:0.42.9
+proto-google-cloud-datacatalog-v1:1.5.9:1.5.9
+proto-google-cloud-datacatalog-v1beta1:0.42.9:0.42.9