diff --git a/CMakeLists.txt b/CMakeLists.txt
index b8d979fe309bd5092dc251af0f52ddf034c011bd..34823f48dd6992180417fe038c21f8c72e1e395b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,7 +34,7 @@ option(CMAKE_MACOSX_RPATH "Build with rpath on macos" ON)
 #  !! and make also sure to change in ./DDCore/include/DD4hep/LCDD.h   !!
 #  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 #
-dd4hep_set_version(DD4hep MAJOR 0 MINOR 16 PATCH 0)
+dd4hep_set_version(DD4hep MAJOR 0 MINOR 18 PATCH 0)
 dd4hep_configure_output( OUTPUT "${PROJECT_BINARY_DIR}" INSTALL "${CMAKE_INSTALL_PREFIX}" )
 #
 #
diff --git a/DDCore/include/DD4hep/LCDD.h b/DDCore/include/DD4hep/LCDD.h
index 4aa8676dc72899c0a86ee92494bdad5d855cf649..50cbeee8a7f5b5532b721e45f406ee9aa834471c 100644
--- a/DDCore/include/DD4hep/LCDD.h
+++ b/DDCore/include/DD4hep/LCDD.h
@@ -15,7 +15,7 @@
 
 // define version macros for DD4hep
 #define DD4HEP_MAJOR_VERSION 0
-#define DD4HEP_MINOR_VERSION 15
+#define DD4HEP_MINOR_VERSION 18
 
 #define DD4HEP_VERSION_GE( MAJV , MINV )  ( (  DD4HEP_MAJOR_VERSION  > MAJV ) || ( (DD4HEP_MAJOR_VERSION==MAJV) && ( DD4HEP_MINOR_VERSION >= MINV ) ) )
 
diff --git a/DDSegmentation/CMakeLists.txt b/DDSegmentation/CMakeLists.txt
index 0e799be82bde86fece9860e68ff0fd2de5abb1ef..2abb56ef21821aca9a58eba7338344a8ad168fd5 100644
--- a/DDSegmentation/CMakeLists.txt
+++ b/DDSegmentation/CMakeLists.txt
@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 2.8.3 FATAL_ERROR)
 project(DDSegmentation)
  #fg: version number must be the same as DD4hep !!
 set(DDSegmentation_MAJOR_VERSION 0)
-set(DDSegmentation_MINOR_VERSION 16)
+set(DDSegmentation_MINOR_VERSION 18)
 set(DDSegmentation_PATCH_VERSION 0)
 set(DDSegmentation_VERSION "${DDSegmentation_MAJOR_VERSION}.${DDSegmentation_MINOR_VERSION}" )
 set(DDSegmentation_SOVERSION "${DDSegmentation_MAJOR_VERSION}.${DDSegmentation_MINOR_VERSION}")