diff --git a/Modules/CMakeLists.txt b/Modules/CMakeLists.txt
index 563d38a6f0..7c595cf3f4 100644
--- a/Modules/CMakeLists.txt
+++ b/Modules/CMakeLists.txt
@@ -1,2 +1,3 @@
+set(MITK_DEFAULT_SUBPROJECTS MITK-Modules)
 include(ModuleList.cmake)
 mitkFunctionWhitelistModules(MITK mitk_modules)