diff --git a/mobile/android/base/Favicons.java b/mobile/android/base/Favicons.java
index 55b1f00dca34..4a70f4fe6783 100644
--- a/mobile/android/base/Favicons.java
+++ b/mobile/android/base/Favicons.java
@@ -6,6 +6,7 @@
 package org.mozilla.gecko;
 
 import org.mozilla.gecko.db.BrowserDB;
+import org.mozilla.gecko.util.GeckoJarReader;
 
 import org.apache.http.HttpEntity;
 import org.apache.http.client.methods.HttpGet;
diff --git a/mobile/android/base/GeckoJarReader.java b/mobile/android/base/GeckoJarReader.java
index 2bd5452c76bc..ad7017d79c2f 100644
--- a/mobile/android/base/GeckoJarReader.java
+++ b/mobile/android/base/GeckoJarReader.java
@@ -2,7 +2,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-package org.mozilla.gecko;
+package org.mozilla.gecko.util;
 
 import android.graphics.drawable.BitmapDrawable;
 import android.util.Log;
@@ -20,9 +20,11 @@ import java.util.zip.ZipInputStream;
 /* Reads out of a multiple level deep jar file such as
  *  jar:jar:file:///data/app/org.mozilla.fennec.apk!/omni.ja!/chrome/chrome/content/branding/favicon32.png
  */
-public class GeckoJarReader {
+public final class GeckoJarReader {
     private static String LOGTAG = "GeckoJarReader";
 
+    private GeckoJarReader() {}
+
     public static BitmapDrawable getBitmapDrawable(String url) {
         Stack<String> jarUrls = parseUrl(url);
         InputStream inputStream = null;
diff --git a/mobile/android/base/Makefile.in b/mobile/android/base/Makefile.in
index 693c85b6ccb8..e7e732206331 100644
--- a/mobile/android/base/Makefile.in
+++ b/mobile/android/base/Makefile.in
@@ -23,6 +23,7 @@ MOZGLUE_JAVA_FILES := \
 UTIL_JAVA_FILES := \
   ActivityResultHandler.java \
   ActivityResultHandlerMap.java \
+  GeckoJarReader.java \
   INIParser.java \
   INISection.java \
   util/FloatUtils.java \
@@ -72,7 +73,6 @@ FENNEC_JAVA_FILES = \
   GeckoEventResponder.java \
   GeckoHalDefines.java \
   GeckoInputConnection.java \
-  GeckoJarReader.java \
   GeckoMenu.java \
   GeckoMenuInflater.java \
   GeckoMenuItem.java \
diff --git a/mobile/android/base/tests/testJarReader.java.in b/mobile/android/base/tests/testJarReader.java.in
index a3b105c1eb8b..c1157ca8d6b5 100644
--- a/mobile/android/base/tests/testJarReader.java.in
+++ b/mobile/android/base/tests/testJarReader.java.in
@@ -27,7 +27,7 @@ public class testJarReader extends BaseTest {
     public void testJarReader() {
         try {
             ClassLoader classLoader = getActivity().getClassLoader();
-            Class gjrClass = classLoader.loadClass("org.mozilla.gecko.GeckoJarReader");
+            Class gjrClass = classLoader.loadClass("org.mozilla.gecko.util.GeckoJarReader");
             Method getStreamMethod = gjrClass.getMethod("getStream", String.class);
             String appPath = getActivity().getApplication().getPackageResourcePath();