diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9738f8d9..9b116a35 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [1.0.0](https://www.github.com/googleapis/java-shared-config/compare/v0.13.1...v1.0.0) (2021-07-29)
+
+
+### ⚠ BREAKING CHANGES
+
+* update shared-config to java 1.8 (#277)
+
+### Features
+
+* update shared-config to java 1.8 ([#277](https://www.github.com/googleapis/java-shared-config/issues/277)) ([9c297a2](https://www.github.com/googleapis/java-shared-config/commit/9c297a27bc236092aab3ae292c7bed206293bc51))
+
 ### [0.13.1](https://www.github.com/googleapis/java-shared-config/compare/v0.13.0...v0.13.1) (2021-07-27)
 
 
diff --git a/README.md b/README.md
index 1112cb9c..c5483137 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ If you are using Maven, use this artifact as your project's parent.
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-shared-config</artifactId>
-    <version>0.13.1</version>
+    <version>1.0.0</version>
   </parent>
 </project>
 ```
diff --git a/pom.xml b/pom.xml
index dc6c8697..2800a63a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-shared-config</artifactId>
   <packaging>pom</packaging>
-  <version>0.13.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-shared-config:current} -->
+  <version>1.0.0</version><!-- {x-version-update:google-cloud-shared-config:current} -->
   <name>Google Cloud</name>
   <url>https://github.com/googleapis/java-shared-config</url>
   <description>
diff --git a/versions.txt b/versions.txt
index ae77c047..d2ec6181 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-shared-config:0.13.1:0.13.2-SNAPSHOT
+google-cloud-shared-config:1.0.0:1.0.0