diff --git a/CMakeLists.txt b/CMakeLists.txt
index d9b9b93..f43bd38 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,7 @@ CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
 
 PROJECT(workspace)
 # set to version number of the latest release
-add_definitions("-DWS_VERSION=\"1.4.0\"")
+add_definitions("-DWS_VERSION=\"1.5.0\"")
 
 #workaround for old Redhat 6 cmake
 set(Boost_NO_BOOST_CMAKE ON)