diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9501e6510..01bba8964 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,9 +27,9 @@ endif(COMMAND cmake_policy)
 PROJECT(OpenSceneGraph)
 
 SET(OPENSCENEGRAPH_MAJOR_VERSION 2)
-SET(OPENSCENEGRAPH_MINOR_VERSION 7)
-SET(OPENSCENEGRAPH_PATCH_VERSION 9)
-SET(OPENSCENEGRAPH_SOVERSION 54)
+SET(OPENSCENEGRAPH_MINOR_VERSION 8)
+SET(OPENSCENEGRAPH_PATCH_VERSION 0)
+SET(OPENSCENEGRAPH_SOVERSION 55)
 
 # set to 0 when not a release candidate, non zero means that any generated 
 # svn tags will be treated as release candidates of given number
diff --git a/include/OpenThreads/Version b/include/OpenThreads/Version
index 813d619cf..0b25d5741 100644
--- a/include/OpenThreads/Version
+++ b/include/OpenThreads/Version
@@ -19,8 +19,8 @@
 extern "C" {
 
 #define OPENTHREADS_MAJOR_VERSION 2
-#define OPENTHREADS_MINOR_VERSION 3
-#define OPENTHREADS_PATCH_VERSION 1
+#define OPENTHREADS_MINOR_VERSION 4
+#define OPENTHREADS_PATCH_VERSION 0
 #define OPENTHREADS_SOVERSION 11
 
 /** OpenThreadsGetVersion() returns the library version number.
diff --git a/include/osg/Version b/include/osg/Version
index f3abc7db1..7e6d5b5bf 100644
--- a/include/osg/Version
+++ b/include/osg/Version
@@ -20,9 +20,9 @@ extern "C" {
 
 
 #define OPENSCENEGRAPH_MAJOR_VERSION    2
-#define OPENSCENEGRAPH_MINOR_VERSION    7
+#define OPENSCENEGRAPH_MINOR_VERSION    8
 #define OPENSCENEGRAPH_PATCH_VERSION    9
-#define OPENSCENEGRAPH_SOVERSION        54
+#define OPENSCENEGRAPH_SOVERSION        55
 
 /**
   * osgGetVersion() returns the library version number.
diff --git a/src/OpenThreads/CMakeLists.txt b/src/OpenThreads/CMakeLists.txt
index f5b04fa18..29c515388 100644
--- a/src/OpenThreads/CMakeLists.txt
+++ b/src/OpenThreads/CMakeLists.txt
@@ -3,8 +3,8 @@
 ADD_DEFINITIONS(-DOPENTHREADS_EXPORTS)
 
 SET(OPENTHREADS_MAJOR_VERSION 2)
-SET(OPENTHREADS_MINOR_VERSION 3)
-SET(OPENTHREADS_PATCH_VERSION 1)
+SET(OPENTHREADS_MINOR_VERSION 4)
+SET(OPENTHREADS_PATCH_VERSION 0)
 SET(OPENTHREADS_SOVERSION 11)
 
 SET(OPENTHREADS_VERSION ${OPENTHREADS_MAJOR_VERSION}.${OPENTHREADS_MINOR_VERSION}.${OPENTHREADS_PATCH_VERSION})