diff --git a/CMakeLists.txt b/CMakeLists.txt
index 216e130..4f72917 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ CMAKE_MINIMUM_REQUIRED( VERSION 2.6 FATAL_ERROR )
 
 
 # project name
-PROJECT( KalTest )
+PROJECT( KalTest LANGUAGES CXX )
 
 
 # project version