diff --git a/CMakeLists.txt b/CMakeLists.txt
index c6c5d79..1db5829 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required (VERSION 2.8.11)
-project (dirent)
+project (dirent LANGUAGES C)
 
 enable_language (C)