diff --git a/README.md b/README.md
index 71be8178..b1482614 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ you will also need to download the Components JAR and include it in your build f
 
 ### Gradle
 ```groovy
-compile 'com.constantcontact:java-sdk:5.0.4'
+compile 'com.constantcontact:java-sdk:5.1.1'
 ```
 
 ### Maven
@@ -54,7 +54,7 @@ compile 'com.constantcontact:java-sdk:5.0.4'
     <dependency>
         <groupId>com.constantcontact</groupId>
         <artifactId>java-sdk</artifactId>
-        <version>5.0.4</version>
+        <version>5.1.1</version>
     </dependency>
 </dependencies>
 ```
diff --git a/gradle.properties b/gradle.properties
index a1f2d300..e3175ec2 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,4 +2,4 @@ org.gradle.daemon=true
 
 VERSION_MAJOR=5
 VERSION_MINOR=1
-VERSION_PATCH=0
+VERSION_PATCH=1
diff --git a/lib-rx/src/main/java/com/constantcontact/v2/CCApiInterceptor.java b/lib-rx/src/main/java/com/constantcontact/v2/CCApiInterceptor.java
index 1b3bed79..0c054f49 100755
--- a/lib-rx/src/main/java/com/constantcontact/v2/CCApiInterceptor.java
+++ b/lib-rx/src/main/java/com/constantcontact/v2/CCApiInterceptor.java
@@ -30,7 +30,7 @@ public Response intercept(Chain chain) throws IOException {
                                    .addHeader("Authorization", "Bearer " + _token)
                                    .addHeader("Content-Type", "application/json")
                                    .addHeader("User-Agent",
-                                              "Constant Contact Java Library v5.0.1") // TODO: Add version # dynamically
+                                              "Constant Contact Java Library v5.1.1") // TODO: Add version # dynamically
                                    .build();
             return chain.proceed(newRequest);
         }
diff --git a/lib/src/main/java/com/constantcontact/v2/CCApiInterceptor.java b/lib/src/main/java/com/constantcontact/v2/CCApiInterceptor.java
index dbe49670..0c054f49 100644
--- a/lib/src/main/java/com/constantcontact/v2/CCApiInterceptor.java
+++ b/lib/src/main/java/com/constantcontact/v2/CCApiInterceptor.java
@@ -1,12 +1,12 @@
 package com.constantcontact.v2;
 
-import java.io.IOException;
-
 import okhttp3.HttpUrl;
 import okhttp3.Interceptor;
 import okhttp3.Request;
 import okhttp3.Response;
 
+import java.io.IOException;
+
 class CCApiInterceptor implements Interceptor {
         private final String _apiKey;
 
@@ -30,7 +30,7 @@ public Response intercept(Chain chain) throws IOException {
                                    .addHeader("Authorization", "Bearer " + _token)
                                    .addHeader("Content-Type", "application/json")
                                    .addHeader("User-Agent",
-                                              "Constant Contact Java Library v5.0.1") // TODO: Add version # dynamically
+                                              "Constant Contact Java Library v5.1.1") // TODO: Add version # dynamically
                                    .build();
             return chain.proceed(newRequest);
         }