diff --git a/README.html b/README.html
index 6dc3d71..487e91e 100644
--- a/README.html
+++ b/README.html
@@ -13,8 +13,8 @@
 </head>
 <body class="normal">
 <hr>
-<h1>SoundTouch audio processing library v2.1pre</h1>
-<p class="normal">SoundTouch library Copyright � Olli Parviainen 2001-2018</p>
+<h1>SoundTouch audio processing library v2.1</h1>
+<p class="normal">SoundTouch library Copyright &copy Olli Parviainen 2001-2018</p>
 <hr>
 <h2>1. Introduction </h2>
 <p>SoundTouch is an open-source audio processing library that allows
@@ -32,6 +32,7 @@ same time</li>
 <h3>1.1 Contact information </h3>
 <p>Author email: oparviai 'at' iki.fi </p>
 <p>SoundTouch WWW page: <a href="http://soundtouch.surina.net">http://soundtouch.surina.net</a></p>
+<p>SoundTouch git repository: <a href="https://gitlab.com/soundtouch/soundtouch.git">https://gitlab.com/soundtouch/soundtouch.git</a></p>
 <hr>
 <h2>2. Compiling SoundTouch</h2>
 <p>Before compiling, notice that you can choose the sample data format if it's 
@@ -573,7 +574,7 @@ this corresponds to lowering the pitch by -0.318 semitones:</p>
 <hr>
 <h2>5. Change History</h2>
 <h3>5.1. SoundTouch library Change History </h3>
-    <p><b>2.1pre:</b></p>
+    <p><b>2.1:</b></p>
     <ul>
       <li>Refactored C# interface example</li>
       <li>Disable anti-alias filter when switch 
@@ -908,6 +909,6 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</p>
 <p>---</p>
 <p>commercial license alternative also available, contact author for details.</p>
 <hr>
-<p><i>README.html file updated in May-2018</i></p>
+<p><i>README.html file updated in September-2018</i></p>
 </body>
 </html>
diff --git a/include/SoundTouch.h b/include/SoundTouch.h
index 7b65fa9..f2addc1 100644
--- a/include/SoundTouch.h
+++ b/include/SoundTouch.h
@@ -72,10 +72,10 @@ namespace soundtouch
 {
 
 /// Soundtouch library version string
-#define SOUNDTOUCH_VERSION          "2.1pre"
+#define SOUNDTOUCH_VERSION          "2.1"
 
 /// SoundTouch library version id
-#define SOUNDTOUCH_VERSION_ID       (20009)
+#define SOUNDTOUCH_VERSION_ID       (20100)
 
 //
 // Available setting IDs for the 'setSetting' & 'get_setting' functions:
diff --git a/readme.md b/readme.md
index d6f8ef0..ef72b19 100644
--- a/readme.md
+++ b/readme.md
@@ -9,6 +9,8 @@ same time
 
 Visit [SoundTouch website](https://www.surina.net/soundtouch) and see the [README file](README.html) for more information and audio examples.
 
+# The latest stable release is 2.1, tagged in git as soundtouch-2.1.0
+
 ## Example
 
 Use SoundStretch example app for modifying wav audio files, for example as follows:
diff --git a/source/SoundTouchDLL/SoundTouchDLL.rc b/source/SoundTouchDLL/SoundTouchDLL.rc
index 29c330c..cc6a408 100644
--- a/source/SoundTouchDLL/SoundTouchDLL.rc
+++ b/source/SoundTouchDLL/SoundTouchDLL.rc
@@ -51,8 +51,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,0,0,0
- PRODUCTVERSION 2,0,0,0
+ FILEVERSION 2,1,0,0
+ PRODUCTVERSION 2,1,0,0
  FILEFLAGSMASK 0x17L
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -69,12 +69,12 @@ BEGIN
         BEGIN
             VALUE "Comments", "SoundTouch Library licensed for 3rd party applications subject to LGPL license v2.1. Visit http://www.surina.net/soundtouch for more information about the SoundTouch library."
             VALUE "FileDescription", "SoundTouch Dynamic Link Library"
-            VALUE "FileVersion", "2.0.0.0"
+            VALUE "FileVersion", "2.1.0.0"
             VALUE "InternalName", "SoundTouch"
-            VALUE "LegalCopyright", "Copyright (C) Olli Parviainen 2017"
+            VALUE "LegalCopyright", "Copyright (C) Olli Parviainen 2018"
             VALUE "OriginalFilename", "SoundTouch.dll"
             VALUE "ProductName", " SoundTouch Dynamic Link Library"
-            VALUE "ProductVersion", "2.0.0.0"
+            VALUE "ProductVersion", "2.1.0.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/source/csharp-example/SoundTouch.dll b/source/csharp-example/SoundTouch.dll
index 4f9667b..eb37c7a 100644
Binary files a/source/csharp-example/SoundTouch.dll and b/source/csharp-example/SoundTouch.dll differ
