diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c6079c..9ce0b52 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,6 @@ cmake_minimum_required( VERSION 3.1 )
 #### general package setup
 
 project( libcaldav )
-set( VERSION R14.0.13 )
 set( PACKAGE_VERSION 0.6.5 )
 
 
@@ -33,6 +32,11 @@ include( GNUInstallDirs OPTIONAL )
 include( TDEMacros )
 
 
+##### set version number ########################
+
+tde_set_project_version( )
+
+
 ##### setup install paths
 
 if( CMAKE_INSTALL_LIBDIR )