diff --git a/clang-tools-extra/test/CMakeLists.txt b/clang-tools-extra/test/CMakeLists.txt
--- a/clang-tools-extra/test/CMakeLists.txt
+++ b/clang-tools-extra/test/CMakeLists.txt
@@ -90,3 +90,7 @@
   )
 
 set_target_properties(check-clang-tools PROPERTIES FOLDER "Clang extra tools' tests")
+
+add_lit_testsuites(CLANG-EXTRA ${CMAKE_CURRENT_SOURCE_DIR}
+  DEPENDS ${CLANG_TOOLS_TEST_DEPS}
+  )