diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2653e668e724d9f248095f90e5031d6795c60f15..495d2c78b2c2eab9d4dc2a7b5d22810fa537f986 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,8 +1,6 @@
 # Distribution of partly compressed data tables+files for air shower physics
 
 cmake_minimum_required (VERSION 3.10)
-  LANGUAGES CXX
-  )
 
 set (CORSIKA_DATA_VERSION "1.0.0")