diff --git a/lldb/test/API/lang/cpp/stl/Makefile b/lldb/test/API/lang/cpp/stl/Makefile
index 4408691f01b70..99998b20bcb05 100644
--- a/lldb/test/API/lang/cpp/stl/Makefile
+++ b/lldb/test/API/lang/cpp/stl/Makefile
@@ -1,9 +1,3 @@
 CXX_SOURCES := main.cpp
 
-ifneq ($(OS),Darwin)
-    USE_LIBSTDCPP := 1
-else
-    USE_SYSTEM_STDLIB := 1
-endif
-
 include Makefile.rules