diff --git a/cli/main.cpp b/cli/main.cpp
index d7ba1bc79..709c1124b 100644
--- a/cli/main.cpp
+++ b/cli/main.cpp
@@ -20,7 +20,7 @@
 /**
  *
  * @mainpage Cppcheck
- * @version 2.9.99
+ * @version 2.10.99
  *
  * @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 aad26fc75..5247a7bce 100644
--- a/cmake/versions.cmake
+++ b/cmake/versions.cmake
@@ -1,5 +1,5 @@
 # Version for libraries CPP
-SET(VERSION "2.9.99")
+SET(VERSION "2.10.99")
 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 59e64f2b5..3940f243f 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 2
-#define CPPCHECK_MINOR 8
-#define CPPCHECK_DEVMINOR 9
+#define CPPCHECK_MINOR 9
+#define CPPCHECK_DEVMINOR 10
 
 #define STRINGIFY(x) STRING(x)
 #define STRING(VER) #VER
diff --git a/man/manual.md b/man/manual.md
index c624bba65..1aa1d7b9c 100644
--- a/man/manual.md
+++ b/man/manual.md
@@ -1,6 +1,6 @@
 ---
 title: Cppcheck manual
-subtitle: Version 2.9
+subtitle: Version 2.10
 author: Cppcheck team
 lang: en
 documentclass: report
diff --git a/man/reference-cfg-format.md b/man/reference-cfg-format.md
index b822e3309..2c1a88c49 100644
--- a/man/reference-cfg-format.md
+++ b/man/reference-cfg-format.md
@@ -1,6 +1,6 @@
 ---
 title: Cppcheck .cfg format
-subtitle: Version 2.8
+subtitle: Version 2.10
 author: Cppcheck team
 lang: en
 documentclass: report
diff --git a/man/writing-addons.md b/man/writing-addons.md
index a89370530..d5dbfc680 100644
--- a/man/writing-addons.md
+++ b/man/writing-addons.md
@@ -1,6 +1,6 @@
 ---
 title: Writing addons
-subtitle: Version 2.9
+subtitle: Version 2.10
 author: Cppcheck team
 lang: en
 documentclass: report
diff --git a/win_installer/productInfo.wxi b/win_installer/productInfo.wxi
index 6e7a3eff2..458f48e33 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) 2.9 dev" ?>
+  <?define ProductName = "Cppcheck $(var.Platform) 2.10 dev" ?>
   <?define ProductNameShort = "Cppcheck" ?>
-  <?define ProductVersion = "2.9.99" ?>
+  <?define ProductVersion = "2.10.99" ?>
 
   <?define ProductManufacturer = "The Cppcheck team" ?>
   <?define ProductDescription = "Cppcheck is a tool for static analysis of C/C++ code" ?>