diff --git a/cli/main.cpp b/cli/main.cpp
index c9c44d88f..7e076dfbc 100644
--- a/cli/main.cpp
+++ b/cli/main.cpp
@@ -20,7 +20,7 @@
 /**
  *
  * @mainpage Cppcheck
- * @version 2.11.99
+ * @version 2.12.99
  *
  * @section overview_sec Overview
  * Cppcheck is a simple tool for static analysis of C/C++ code.
diff --git a/cmake/versions.cmake b/cmake/versions.cmake
index 3488176c8..cf2020d3f 100644
--- a/cmake/versions.cmake
+++ b/cmake/versions.cmake
@@ -1,6 +1,6 @@
 # Version for libraries CPP
 # Version string must have 3 "parts". https://sourceforge.net/p/cppcheck/discussion/development/thread/e57efb2b62/
-SET(VERSION "2.11.99")
+SET(VERSION "2.12.99")
 STRING(REGEX MATCHALL "[0-9]+" VERSION_PARTS "${VERSION}")
 LIST(GET VERSION_PARTS 0 VERSION_MAJOR)
 LIST(GET VERSION_PARTS 1 VERSION_MINOR)
diff --git a/lib/version.h b/lib/version.h
index f0d87079e..3aff0ffb2 100644
--- a/lib/version.h
+++ b/lib/version.h
@@ -2,8 +2,8 @@
 // After a release the DEVMINOR is incremented. MAJOR=x MINOR=y, DEVMINOR=y+1
 
 #define CPPCHECK_MAJOR_VERSION 2
-#define CPPCHECK_MINOR_VERSION 11
-#define CPPCHECK_DEVMINOR_VERSION 12
+#define CPPCHECK_MINOR_VERSION 12
+#define CPPCHECK_DEVMINOR_VERSION 13
 #define CPPCHECK_FIX_VERSION 0
 
 #define STRINGIFY(x) STRING(x)
diff --git a/man/manual.md b/man/manual.md
index ca5f47623..4829c6986 100644
--- a/man/manual.md
+++ b/man/manual.md
@@ -1,6 +1,6 @@
 ---
 title: Cppcheck manual
-subtitle: Version 2.11.99
+subtitle: Version 2.12.99
 author: Cppcheck team
 lang: en
 documentclass: report
diff --git a/man/reference-cfg-format.md b/man/reference-cfg-format.md
index 23116de30..70ff8b959 100644
--- a/man/reference-cfg-format.md
+++ b/man/reference-cfg-format.md
@@ -1,6 +1,6 @@
 ---
 title: Cppcheck .cfg format
-subtitle: Version 2.11.99
+subtitle: Version 2.12.99
 author: Cppcheck team
 lang: en
 documentclass: report
diff --git a/man/writing-addons.md b/man/writing-addons.md
index 1204f59a9..63b5a2ca0 100644
--- a/man/writing-addons.md
+++ b/man/writing-addons.md
@@ -1,6 +1,6 @@
 ---
 title: Writing addons
-subtitle: Version 2.11.99
+subtitle: Version 2.12.99
 author: Cppcheck team
 lang: en
 documentclass: report
diff --git a/win_installer/productInfo.wxi b/win_installer/productInfo.wxi
index f7942ec0a..023e2efe1 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 $(var.Platform) 2.12 dev" ?>
+  <?define ProductName = "Cppcheck $(var.Platform) 2.13 dev" ?>
   <?define ProductNameShort = "Cppcheck" ?>
-  <?define ProductVersion = "2.11.99" ?>
+  <?define ProductVersion = "2.12.99" ?>
 
   <?define ProductManufacturer = "The Cppcheck team" ?>
   <?define ProductDescription = "Cppcheck is a tool for static analysis of C/C++ code" ?>