--- a/CMakeLists.txt	2017-05-20 11:13:08.095098473 +0200
+++ b/CMakeLists.txt	2017-05-20 11:18:00.993712729 +0200
@@ -45,8 +45,10 @@
 
 # Subdirectories
 add_subdirectory(src)
-add_subdirectory(autotests)
-add_subdirectory(tests)
+if(BUILD_TESTING)
+    add_subdirectory(autotests)
+    add_subdirectory(tests)
+endif()
 
 # Create a Config.cmake and a ConfigVersion.cmake file and install them
 set(CMAKECONFIG_INSTALL_DIR "${CMAKECONFIG_INSTALL_PREFIX}/KF5MediaWiki")