diff --git a/CHANGELOG.md b/CHANGELOG.md
index 186bd4ee..512a3832 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,27 @@
 # Changelog
 
+## [1.0.0](https://www.github.com/googleapis/java-recommender/compare/v0.4.1...v1.0.0) (2020-06-12)
+
+
+### Features
+
+* promote to GA ([#195](https://www.github.com/googleapis/java-recommender/issues/195)) ([502fa5b](https://www.github.com/googleapis/java-recommender/commit/502fa5bf3bae27b368e7408009b509a6560fec1a))
+
+
+### Dependencies
+
+* update core dependencies to v1.93.5 ([#180](https://www.github.com/googleapis/java-recommender/issues/180)) ([18da74d](https://www.github.com/googleapis/java-recommender/commit/18da74d7b4ffdc2288736063724885b8e0d49d60))
+* update dependency com.google.api:api-common to v1.9.1 ([#179](https://www.github.com/googleapis/java-recommender/issues/179)) ([f8600d6](https://www.github.com/googleapis/java-recommender/commit/f8600d6f6386b00df2bccf3f87d7fa27bd1ed0c7))
+* update dependency com.google.api:api-common to v1.9.2 ([#186](https://www.github.com/googleapis/java-recommender/issues/186)) ([5428278](https://www.github.com/googleapis/java-recommender/commit/54282781477cd05960f97a73d3c87326cb491aad))
+* update dependency com.google.api.grpc:proto-google-common-protos to v1.18.0 ([#167](https://www.github.com/googleapis/java-recommender/issues/167)) ([0d96f48](https://www.github.com/googleapis/java-recommender/commit/0d96f484a10cd7d4ca3abda2c4f7597dc2b6506a))
+* update dependency com.google.guava:guava-bom to v29 ([#144](https://www.github.com/googleapis/java-recommender/issues/144)) ([e3a5cb0](https://www.github.com/googleapis/java-recommender/commit/e3a5cb09fcbdf5ba94605cff15b245b1e3f1893c))
+* update dependency com.google.protobuf:protobuf-java to v3.12.0 ([#171](https://www.github.com/googleapis/java-recommender/issues/171)) ([c7d0d01](https://www.github.com/googleapis/java-recommender/commit/c7d0d012d2bb0a5b813eded06fd7bedf3f5fd4c6))
+* update dependency com.google.protobuf:protobuf-java to v3.12.2 ([#177](https://www.github.com/googleapis/java-recommender/issues/177)) ([fcd3e71](https://www.github.com/googleapis/java-recommender/commit/fcd3e71044259fd791611c29d74fbf54ca206f53))
+* update dependency io.grpc:grpc-bom to v1.29.0 ([#158](https://www.github.com/googleapis/java-recommender/issues/158)) ([3773f70](https://www.github.com/googleapis/java-recommender/commit/3773f70a8dcd23a24d3d5150b17e785d59a193e6))
+* update dependency io.grpc:grpc-bom to v1.30.0 ([#190](https://www.github.com/googleapis/java-recommender/issues/190)) ([e5c3a0e](https://www.github.com/googleapis/java-recommender/commit/e5c3a0ebacc498d83771fb0185e858657483fefd))
+* update dependency org.threeten:threetenbp to v1.4.4 ([#163](https://www.github.com/googleapis/java-recommender/issues/163)) ([128a364](https://www.github.com/googleapis/java-recommender/commit/128a3645bfa4387875aaac9a6fb6568e442e69e6))
+* update gax to v1.57.0 ([#198](https://www.github.com/googleapis/java-recommender/issues/198)) ([61fc882](https://www.github.com/googleapis/java-recommender/commit/61fc882cc753224e2250af91d17e929a85027a51))
+
 ### [0.4.1](https://www.github.com/googleapis/java-recommender/compare/v0.4.0...v0.4.1) (2020-04-07)
 
 
diff --git a/README.md b/README.md
index 349de41e..cbf573af 100644
--- a/README.md
+++ b/README.md
@@ -47,11 +47,11 @@ If you are using Maven without BOM, add this to your dependencies:
 
 If you are using Gradle, add this to your dependencies
 ```Groovy
-compile 'com.google.cloud:google-cloud-recommender:0.4.1'
+compile 'com.google.cloud:google-cloud-recommender:1.0.0'
 ```
 If you are using SBT, add this to your dependencies
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-recommender" % "0.4.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-recommender" % "1.0.0"
 ```
 [//]: # ({x-version-update-end})
 
diff --git a/google-cloud-recommender-bom/pom.xml b/google-cloud-recommender-bom/pom.xml
index 984fd72f..6edda85b 100644
--- a/google-cloud-recommender-bom/pom.xml
+++ b/google-cloud-recommender-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-recommender-bom</artifactId>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+  <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -64,17 +64,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-recommender</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+        <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
+      </dependency>
+      <dependency>
+        <groupId>com.google.api.grpc</groupId>
+        <artifactId>grpc-google-cloud-recommender-v1</artifactId>
+        <version>1.0.0</version><!-- {x-version-update:grpc-google-cloud-recommender-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-recommender-v1beta1</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-recommender-v1beta1:current} -->
+        <version>0.5.0</version><!-- {x-version-update:grpc-google-cloud-recommender-v1beta1:current} -->
+      </dependency>
+      <dependency>
+        <groupId>com.google.api.grpc</groupId>
+        <artifactId>proto-google-cloud-recommender-v1</artifactId>
+        <version>1.0.0</version><!-- {x-version-update:proto-google-cloud-recommender-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-recommender-v1beta1</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-recommender-v1beta1:current} -->
+        <version>0.5.0</version><!-- {x-version-update:proto-google-cloud-recommender-v1beta1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-recommender/pom.xml b/google-cloud-recommender/pom.xml
index 368eb691..d3526f71 100644
--- a/google-cloud-recommender/pom.xml
+++ b/google-cloud-recommender/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-recommender</artifactId>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+  <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Recommender</name>
   <url>https://github.com/googleapis/java-recommender</url>
@@ -13,7 +13,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-recommender-parent</artifactId>
-    <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+    <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-recommender</site.installationModule>
diff --git a/grpc-google-cloud-recommender-v1/pom.xml b/grpc-google-cloud-recommender-v1/pom.xml
index 3ff5782b..9dcaa66f 100644
--- a/grpc-google-cloud-recommender-v1/pom.xml
+++ b/grpc-google-cloud-recommender-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-recommender-v1</artifactId>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-recommender-v1:current} -->
+  <version>1.0.0</version><!-- {x-version-update:grpc-google-cloud-recommender-v1:current} -->
   <name>grpc-google-cloud-recommender-v1</name>
   <description>GRPC library for grpc-google-cloud-recommender-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-recommender-parent</artifactId>
-    <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+    <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-recommender-v1beta1/pom.xml b/grpc-google-cloud-recommender-v1beta1/pom.xml
index 5c2aa12c..d27ba011 100644
--- a/grpc-google-cloud-recommender-v1beta1/pom.xml
+++ b/grpc-google-cloud-recommender-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-recommender-v1beta1</artifactId>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-recommender-v1beta1:current} -->
+  <version>0.5.0</version><!-- {x-version-update:grpc-google-cloud-recommender-v1beta1:current} -->
   <name>grpc-google-cloud-recommender-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-recommender-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-recommender-parent</artifactId>
-    <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+    <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 3a8a488c..73ac2c97 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-recommender-parent</artifactId>
   <packaging>pom</packaging>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+  <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   <name>Google Cloud recommender Parent</name>
   <url>https://github.com/googleapis/java-recommender</url>
   <description>
@@ -80,22 +80,22 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-recommender-v1</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-recommender-v1:current} -->
+        <version>1.0.0</version><!-- {x-version-update:proto-google-cloud-recommender-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-recommender-v1beta1</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-recommender-v1beta1:current} -->
+        <version>0.5.0</version><!-- {x-version-update:proto-google-cloud-recommender-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-recommender-v1</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-recommender-v1:current} -->
+        <version>1.0.0</version><!-- {x-version-update:grpc-google-cloud-recommender-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-recommender-v1beta1</artifactId>
-        <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-recommender-v1beta1:current} -->
+        <version>0.5.0</version><!-- {x-version-update:grpc-google-cloud-recommender-v1beta1:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-recommender-v1/pom.xml b/proto-google-cloud-recommender-v1/pom.xml
index 09342b8a..ae565d80 100644
--- a/proto-google-cloud-recommender-v1/pom.xml
+++ b/proto-google-cloud-recommender-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-recommender-v1</artifactId>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-recommender-v1:current} -->
+  <version>1.0.0</version><!-- {x-version-update:proto-google-cloud-recommender-v1:current} -->
   <name>proto-google-cloud-recommender-v1</name>
   <description>PROTO library for proto-google-cloud-recommender-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-recommender-parent</artifactId>
-    <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+    <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-recommender-v1beta1/pom.xml b/proto-google-cloud-recommender-v1beta1/pom.xml
index 13b1f40d..8921b48e 100644
--- a/proto-google-cloud-recommender-v1beta1/pom.xml
+++ b/proto-google-cloud-recommender-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-recommender-v1beta1</artifactId>
-  <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-recommender-v1beta1:current} -->
+  <version>0.5.0</version><!-- {x-version-update:proto-google-cloud-recommender-v1beta1:current} -->
   <name>proto-google-cloud-recommender-v1beta1</name>
   <description>PROTO library for proto-google-cloud-recommender-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-recommender-parent</artifactId>
-    <version>0.4.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-recommender:current} -->
+    <version>1.0.0</version><!-- {x-version-update:google-cloud-recommender:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 14156943..98d19d18 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-recommender</artifactId>
-      <version>0.4.1</version>
+      <version>1.0.0</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 1b52c708..bb6368cd 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-recommender:0.4.1:0.4.2-SNAPSHOT
-grpc-google-cloud-recommender-v1:0.4.1:0.4.2-SNAPSHOT
-grpc-google-cloud-recommender-v1beta1:0.4.1:0.4.2-SNAPSHOT
-proto-google-cloud-recommender-v1:0.4.1:0.4.2-SNAPSHOT
-proto-google-cloud-recommender-v1beta1:0.4.1:0.4.2-SNAPSHOT
+google-cloud-recommender:1.0.0:1.0.0
+grpc-google-cloud-recommender-v1:1.0.0:1.0.0
+grpc-google-cloud-recommender-v1beta1:0.5.0:0.5.0
+proto-google-cloud-recommender-v1:1.0.0:1.0.0
+proto-google-cloud-recommender-v1beta1:0.5.0:0.5.0