--- a/CMakeLists.txt	2018-10-31 13:58:03.000000000 +0100
+++ b/CMakeLists.txt	2018-10-31 14:21:06.251424022 +0100
@@ -266,9 +266,11 @@
   INSTALL_DESTINATION "${INSTALL_CMAKE_DIR}"
   NO_CHECK_REQUIRED_COMPONENTS_MACRO
 )
+# disable check for same 32/64bit-ness in websocketpp-configVersion.cmake by setting CMAKE_SIZEOF_VOID_P
+set (CMAKE_SIZEOF_VOID_P "")
 write_basic_package_version_file("${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/websocketpp-configVersion.cmake"
   VERSION ${WEBSOCKETPP_VERSION}
-  COMPATIBILITY ExactVersion)
+  COMPATIBILITY AnyNewerVersion)
 
 # Install the websocketpp-config.cmake and websocketpp-configVersion.cmake
 install (FILES