diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7ef2d62..ab39cae 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 3.2)
-PROJECT(IRC VERSION 0.1)
+PROJECT(IRC VERSION 0.1 LANGUAGES C)
 
 ENABLE_TESTING()