diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9bf35de..5ec96e0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,5 @@
 cmake_minimum_required(VERSION 3.1)
+project(stc_rpncalc C CXX)
 # 3rd party tools
 find_package(Qt5 COMPONENTS Widgets Qml Quick REQUIRED)