diff --git a/README.md b/README.md
index 68f011cdf..9089d7473 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![Image](https://github.com/agrosner/DBFlow/blob/develop/dbflow_banner.png?raw=true)
 
-[![JitPack.io](https://img.shields.io/badge/JitPack.io-4.2.0-red.svg?style=flat)](https://jitpack.io/#Raizlabs/DBFlow) [![Android Weekly](http://img.shields.io/badge/Android%20Weekly-%23129-2CB3E5.svg?style=flat)](http://androidweekly.net/issues/issue-129) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-DBFlow-brightgreen.svg?style=flat)](https://android-arsenal.com/details/1/1134)
+[![JitPack.io](https://img.shields.io/badge/JitPack.io-4.2.1-red.svg?style=flat)](https://jitpack.io/#Raizlabs/DBFlow) [![Android Weekly](http://img.shields.io/badge/Android%20Weekly-%23129-2CB3E5.svg?style=flat)](http://androidweekly.net/issues/issue-129) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-DBFlow-brightgreen.svg?style=flat)](https://android-arsenal.com/details/1/1134)
 
 A robust, powerful, and very simple ORM android database library with **annotation processing**.
 
@@ -43,7 +43,7 @@ Add the library to the project-level build.gradle, using the apt plugin to enabl
 
   apply plugin: 'kotlin-kapt' // required for kotlin.
 
-  def dbflow_version = "4.2.0"
+  def dbflow_version = "4.2.1"
   // or dbflow_version = "develop-SNAPSHOT" for grabbing latest dependency in your project on the develop branch
   // or 10-digit short-hash of a specific commit. (Useful for bugs fixed in develop, but not in a release yet)
 
diff --git a/dbflow/src/main/java/com/raizlabs/android/dbflow/list/FlowQueryList.java b/dbflow/src/main/java/com/raizlabs/android/dbflow/list/FlowQueryList.java
index ba83b4f67..3cf92935b 100644
--- a/dbflow/src/main/java/com/raizlabs/android/dbflow/list/FlowQueryList.java
+++ b/dbflow/src/main/java/com/raizlabs/android/dbflow/list/FlowQueryList.java
@@ -10,6 +10,7 @@
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 
+import com.raizlabs.android.dbflow.StringUtils;
 import com.raizlabs.android.dbflow.config.FlowManager;
 import com.raizlabs.android.dbflow.list.FlowCursorList.OnCursorRefreshListener;
 import com.raizlabs.android.dbflow.runtime.FlowContentObserver;
@@ -60,7 +61,9 @@ public class FlowQueryList<TModel> extends FlowContentObserver
 
 
     private FlowQueryList(Builder<TModel> builder) {
-        super(FlowManager.DEFAULT_AUTHORITY);
+        super(StringUtils.isNotNullOrEmpty(builder.contentAuthority)
+                ? builder.contentAuthority
+                : FlowManager.DEFAULT_AUTHORITY);
         transact = builder.transact;
         changeInTransaction = builder.changeInTransaction;
         successCallback = builder.success;
@@ -671,6 +674,8 @@ public static class Builder<TModel> {
         private Transaction.Success success;
         private Transaction.Error error;
 
+        private String contentAuthority;
+
         private Builder(FlowCursorList<TModel> cursorList) {
             table = cursorList.table();
             cursor = cursorList.cursor();
@@ -708,6 +713,11 @@ public Builder<TModel> modelCache(ModelCache<TModel, ?> modelCache) {
             return this;
         }
 
+        public Builder<TModel> contentAuthority(String contentAuthority) {
+            this.contentAuthority = contentAuthority;
+            return this;
+        }
+
         /**
          * If true, when an operation occurs when we call endTransactionAndNotify, we refresh content.
          */
diff --git a/gradle.properties b/gradle.properties
index 120393fbe..a407d4a8c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-version=4.2.0
+version=4.2.1
 version_code=1
 group=com.raizlabs.android
 bt_siteUrl=https://github.com/Raizlabs/DBFlow