diff --git a/cli/main.cpp b/cli/main.cpp
index d86d6e89b..49a86453a 100644
--- a/cli/main.cpp
+++ b/cli/main.cpp
@@ -20,7 +20,7 @@
 /**
  *
  * @mainpage Cppcheck
- * @version 1.69
+ * @version 1.69.99
  *
  * @section overview_sec Overview
  * Cppcheck is a simple tool for static analysis of C/C++ code.
diff --git a/lib/version.h b/lib/version.h
index 2141a0231..b6da19149 100644
--- a/lib/version.h
+++ b/lib/version.h
@@ -1,6 +1,6 @@
 #define CPPCHECK_MAJOR 1
 #define CPPCHECK_MINOR 69
-#define CPPCHECK_DEVMINOR 69
+#define CPPCHECK_DEVMINOR 70
 
 #define STRINGIFY(x) STRING(x)
 #define STRING(VER) #VER
diff --git a/man/manual.docbook b/man/manual.docbook
index d866d89f0..22e91d681 100644
--- a/man/manual.docbook
+++ b/man/manual.docbook
@@ -3,7 +3,7 @@
 "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd">
 <book>
   <bookinfo>
-    <title>Cppcheck 1.69</title>
+    <title>Cppcheck 1.70 dev</title>
 
     <date>2015-01-03</date>
   </bookinfo>
diff --git a/win_installer/productInfo.wxi b/win_installer/productInfo.wxi
index fc8ac34ad..a062a09e7 100644
--- a/win_installer/productInfo.wxi
+++ b/win_installer/productInfo.wxi
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Include>
-  <?define ProductName = "Cppcheck 1.69" ?>
+  <?define ProductName = "Cppcheck 1.70 dev" ?>
   <?define ProductNameShort = "Cppcheck" ?>
-  <?define ProductVersion = "1.69" ?>
+  <?define ProductVersion = "1.69.99" ?>
 
   <?define ProductManufacturer = "The Cppcheck team" ?>
   <?define ProductDescription = "Cppcheck is a tool for static analysis of C/C++ code" ?>