diff --git a/backends/libcommuni/CMakeLists.txt b/backends/libcommuni/CMakeLists.txt
index 3334aae26315c02a164d4b5b1f66eaeb078f02e5..679981ed9e006004593c7b28e5474e7e5131b301 100644
--- a/backends/libcommuni/CMakeLists.txt
+++ b/backends/libcommuni/CMakeLists.txt
@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 2.6)
 FILE(GLOB SRC *.cpp)
 FILE(GLOB HEADERS *.h)
 QT4_WRAP_CPP(SRC ${HEADERS} OPTIONS -DBOOST_TT_HAS_OPERATOR_HPP_INCLUDED)
+add_definitions(-DQT_NO_KEYWORDS)
 ADD_EXECUTABLE(spectrum2_libcommuni_backend ${SRC})
 
 if (NOT WIN32)