diff --git a/google-cloud-core/pom.xml b/google-cloud-core/pom.xml
index 1604501be5ec..b5e5f8c1c2ec 100644
--- a/google-cloud-core/pom.xml
+++ b/google-cloud-core/pom.xml
@@ -46,7 +46,7 @@
     <dependency>
       <groupId>com.google.http-client</groupId>
       <artifactId>google-http-client</artifactId>
-      <version>1.21.0</version>
+      <version>1.22.0</version>
       <scope>compile</scope>
       <exclusions>
         <exclusion>
@@ -59,7 +59,7 @@
     <dependency>
       <groupId>com.google.oauth-client</groupId>
       <artifactId>google-oauth-client</artifactId>
-      <version>1.21.0</version>
+      <version>1.22.0</version>
       <scope>compile</scope>
       <exclusions>
         <exclusion>
@@ -76,7 +76,7 @@
     <dependency>
       <groupId>com.google.api-client</groupId>
       <artifactId>google-api-client-appengine</artifactId>
-      <version>1.21.0</version>
+      <version>1.22.0</version>
       <scope>compile</scope>
       <exclusions>
         <exclusion>
@@ -88,7 +88,7 @@
     <dependency>
       <groupId>com.google.http-client</groupId>
       <artifactId>google-http-client-jackson</artifactId>
-      <version>1.21.0</version>
+      <version>1.22.0</version>
       <scope>compile</scope>
       <exclusions>
         <exclusion>