diff --git a/android/AndroidManifest.xml b/android/AndroidManifest.xml
index db60cba8e..44e693da3 100755
--- a/android/AndroidManifest.xml
+++ b/android/AndroidManifest.xml
@@ -16,7 +16,7 @@
  -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="com.google.zxing.client.android"
-          android:versionName="4.6"
+          android:versionName="4.5.1"
           android:versionCode="94"
           android:installLocation="auto">
 
diff --git a/android/assets/html-de/whatsnew.html b/android/assets/html-de/whatsnew.html
index 55c695a91..9beda4bd3 100644
--- a/android/assets/html-de/whatsnew.html
+++ b/android/assets/html-de/whatsnew.html
@@ -6,7 +6,7 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Neu in Version 4.6: </p>
+<p> Neu in Version 4.5.1: </p>
 <ul>
   <li> Kleine Korrekturen und Verbesserungen. </li>
 </ul>
diff --git a/android/assets/html-en/whatsnew.html b/android/assets/html-en/whatsnew.html
index 0fd8fe0cf..881a5b8ac 100644
--- a/android/assets/html-en/whatsnew.html
+++ b/android/assets/html-en/whatsnew.html
@@ -6,7 +6,7 @@
 <link rel="stylesheet" href="../style.css" type="text/css"/>
 </head>
 <body>
-<p>New in version 4.6:</p>
+<p>New in version 4.5.1:</p>
 <ul>
   <li>Small fixes and improvements.</li>
 </ul>
diff --git a/android/assets/html-es/whatsnew.html b/android/assets/html-es/whatsnew.html
index e1760aaf0..25e7423d5 100644
--- a/android/assets/html-es/whatsnew.html
+++ b/android/assets/html-es/whatsnew.html
@@ -6,9 +6,9 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Nuevo en la versión 4.6: </p>
+<p> Nuevo en la versión 4.5.1: </p>
 <ul>
-  <li> Correcciones y mejoras pequeñas. </li>
+  <li> Pequeñas correcciones y mejoras. </li>
 </ul>
 <p>Traducido por Google Translate.</p></body>
 </html>
\ No newline at end of file
diff --git a/android/assets/html-fr/whatsnew.html b/android/assets/html-fr/whatsnew.html
index 374ee60f5..df260f384 100644
--- a/android/assets/html-fr/whatsnew.html
+++ b/android/assets/html-fr/whatsnew.html
@@ -6,9 +6,9 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Nouveau dans la version 4.6: </p>
+<p> Nouveau dans la version 4.5.1: </p>
 <ul>
-  <li> Quelques petites corrections et améliorations. </li>
+  <li> Petites corrections et améliorations. </li>
 </ul>
-<p>Traduit par Google Translate.</p></body>
+<p>Traduite par Google Translate.</p></body>
 </html>
\ No newline at end of file
diff --git a/android/assets/html-it/whatsnew.html b/android/assets/html-it/whatsnew.html
index 640353bdd..1c2960fb5 100644
--- a/android/assets/html-it/whatsnew.html
+++ b/android/assets/html-it/whatsnew.html
@@ -6,7 +6,7 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Nuovo nella versione 4.6: </p>
+<p> Nuovo nella versione 4.5.1: </p>
 <ul>
   <li> Piccole correzioni e miglioramenti. </li>
 </ul>
diff --git a/android/assets/html-ja/whatsnew.html b/android/assets/html-ja/whatsnew.html
index abb325962..9536f1cc8 100644
--- a/android/assets/html-ja/whatsnew.html
+++ b/android/assets/html-ja/whatsnew.html
@@ -6,7 +6,7 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> バージョン4.6の新機能： </p>
+<p> バージョン4.5.1の新機能： </p>
 <ul>
   <li> 小さな修正と改善。 </li>
 </ul>
diff --git a/android/assets/html-ko/whatsnew.html b/android/assets/html-ko/whatsnew.html
index 912d6934f..789329ba2 100644
--- a/android/assets/html-ko/whatsnew.html
+++ b/android/assets/html-ko/whatsnew.html
@@ -6,9 +6,9 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> 버전 4.6의 새로운 기능 : </p>
+<p> 버전 4.5.1의 새로운 기능 : </p>
 <ul>
-  <li> 작은 수정 사항 및 개선. </li>
+  <li> 작은 수정 및 개선. </li>
 </ul>
 <p>Google 번역에 의해 번역.</p></body>
 </html>
\ No newline at end of file
diff --git a/android/assets/html-nl/whatsnew.html b/android/assets/html-nl/whatsnew.html
index bb636d0db..0287bc993 100644
--- a/android/assets/html-nl/whatsnew.html
+++ b/android/assets/html-nl/whatsnew.html
@@ -6,7 +6,7 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Nieuw in versie 4.6: </p>
+<p> Nieuw in versie 4.5.1: </p>
 <ul>
   <li> Kleine fixes en verbeteringen. </li>
 </ul>
diff --git a/android/assets/html-pt/whatsnew.html b/android/assets/html-pt/whatsnew.html
index a5e592d43..3cec5be01 100644
--- a/android/assets/html-pt/whatsnew.html
+++ b/android/assets/html-pt/whatsnew.html
@@ -6,7 +6,7 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Novo na versão 4.6: </p>
+<p> Novo na versão 4.5.1: </p>
 <ul>
   <li> Pequenas correções e melhorias. </li>
 </ul>
diff --git a/android/assets/html-ru/whatsnew.html b/android/assets/html-ru/whatsnew.html
index 53a1e50fb..ac04eb6db 100644
--- a/android/assets/html-ru/whatsnew.html
+++ b/android/assets/html-ru/whatsnew.html
@@ -6,7 +6,7 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> Новое в версии 4.5: </p>
+<p> Новое в версии 4.5.1: </p>
 <ul>
   <li> Мелкие исправления и улучшения. </li>
 </ul>
diff --git a/android/assets/html-zh-rCN/whatsnew.html b/android/assets/html-zh-rCN/whatsnew.html
index ceba99732..0001a75d1 100644
--- a/android/assets/html-zh-rCN/whatsnew.html
+++ b/android/assets/html-zh-rCN/whatsnew.html
@@ -6,9 +6,9 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> 新的4.6版中： </p>
+<p> 新的4.5.1版本： </p>
 <ul>
   <li> 小的修正和改进。 </li>
 </ul>
-<p>由谷歌翻译翻译。</p></body>
+<p>由谷歌自动翻译系统。</p></body>
 </html>
\ No newline at end of file
diff --git a/android/assets/html-zh-rTW/whatsnew.html b/android/assets/html-zh-rTW/whatsnew.html
index 8c3b2dd8a..a99febab6 100644
--- a/android/assets/html-zh-rTW/whatsnew.html
+++ b/android/assets/html-zh-rTW/whatsnew.html
@@ -6,9 +6,9 @@
 <link href="../style.css" rel="stylesheet" type="text/css"/>
 </head>
 <body>
-<p> 新的4.6版中： </p>
+<p> 新的4.5.1版本： </p>
 <ul>
   <li> 小的修正和改進。 </li>
 </ul>
-<p>由谷歌翻譯翻譯。</p></body>
+<p>由谷歌自動翻譯系統。</p></body>
 </html>
\ No newline at end of file
