diff --git a/example/example-lib/CMakeLists.txt b/example/example-lib/CMakeLists.txt
index ab784c5..72cbf05 100644
--- a/example/example-lib/CMakeLists.txt
+++ b/example/example-lib/CMakeLists.txt
@@ -1,10 +1,7 @@
-cmake_minimum_required (VERSION 3.2)
-project (example-ios)
+cmake_minimum_required (VERSION 3.5)
+project(example-ios LANGUAGES CXX OBJC)
 enable_testing()
 
-enable_language(CXX)
-enable_language(OBJC)
-
 MESSAGE( STATUS "CMAKE_CXX_FLAGS: " ${CMAKE_CXX_FLAGS} )
 MESSAGE( STATUS "CMAKE_OBJC_FLAGS: " ${CMAKE_OBJC_FLAGS} )