diff --git a/CHANGELOG.md b/CHANGELOG.md
index e34ecd7ae8..cb3b5fa1ea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+### [2.0.5](https://www.github.com/googleapis/java-core/compare/v2.0.4...v2.0.5) (2021-08-11)
+
+
+### Dependencies
+
+* update dependency com.google.api:gax-bom to v2.1.0 ([#519](https://www.github.com/googleapis/java-core/issues/519)) ([266e2f7](https://www.github.com/googleapis/java-core/commit/266e2f75e83fe1fd635a1528deb38131b8bfc742))
+
 ### [2.0.4](https://www.github.com/googleapis/java-core/compare/v2.0.3...v2.0.4) (2021-08-11)
 
 
diff --git a/google-cloud-core-bom/pom.xml b/google-cloud-core-bom/pom.xml
index 67782b8c63..66872a86cf 100644
--- a/google-cloud-core-bom/pom.xml
+++ b/google-cloud-core-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-bom</artifactId>
-  <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -63,17 +63,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core</artifactId>
-        <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core-grpc</artifactId>
-        <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-core-http</artifactId>
-        <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+        <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-core-grpc/pom.xml b/google-cloud-core-grpc/pom.xml
index c310b1f06b..f2ec098a3e 100644
--- a/google-cloud-core-grpc/pom.xml
+++ b/google-cloud-core-grpc/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-grpc</artifactId>
-  <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core gRPC</name>
   <url>https://github.com/googleapis/java-core</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core-grpc</site.installationModule>
diff --git a/google-cloud-core-http/pom.xml b/google-cloud-core-http/pom.xml
index f3c32b51cf..c350b80ebc 100644
--- a/google-cloud-core-http/pom.xml
+++ b/google-cloud-core-http/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-http</artifactId>
-  <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core HTTP</name>
   <url>https://github.com/googleapis/java-core</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core-http</site.installationModule>
diff --git a/google-cloud-core/pom.xml b/google-cloud-core/pom.xml
index 9231ac1bac..ae00e42422 100644
--- a/google-cloud-core/pom.xml
+++ b/google-cloud-core/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core</artifactId>
-  <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Core</name>
   <url>https://github.com/googleapis/java-core</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-core-parent</artifactId>
-    <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+    <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-core</site.installationModule>
diff --git a/pom.xml b/pom.xml
index d451d8942c..9aa3b7bc4f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-core-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.0.4</version><!-- {x-version-update:google-cloud-core:current} -->
+  <version>2.0.5</version><!-- {x-version-update:google-cloud-core:current} -->
   <name>Google Cloud Core Parent</name>
   <url>https://github.com/googleapis/java-core</url>
   <description>
@@ -151,7 +151,7 @@
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <github.global.server>github</github.global.server>
     <site.installationModule>google-cloud-core-parent</site.installationModule>
-    <gax.version>2.0.0</gax.version>
+    <gax.version>2.1.0</gax.version>
     <google.api-common.version>2.0.1</google.api-common.version>
     <google.common-protos.version>2.3.2</google.common-protos.version>
     <google.iam.version>1.0.14</google.iam.version>
diff --git a/versions.txt b/versions.txt
index ae70f996c8..18c242318d 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-core:2.0.4:2.0.4
\ No newline at end of file
+google-cloud-core:2.0.5:2.0.5
\ No newline at end of file