diff --git a/CMakeLists.txt b/CMakeLists.txt
index d02c83cd0009d5acfcaeb31833933071a5df3be9..f328552d5f0c936002c8d0203b18481741435349 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -44,9 +44,6 @@ add_subdirectory(Core)
 add_subdirectory(Tests/UnitTests/Core)
 add_subdirectory(Fit)
 add_subdirectory(Tests/UnitTests/Fit)
-if(ROOT_FOUND AND BORNAGAIN_APP) # TODO: find out whether this is still needed
-    add_subdirectory(App)
-endif()
 if(BORNAGAIN_GUI)
     add_subdirectory(GUI)
     add_subdirectory(Tests/UnitTests/GUI)