diff --git a/src/kits/support/support.src b/src/kits/support/support.src
index a46354fcd2..7f5027beb2 100644
--- a/src/kits/support/support.src
+++ b/src/kits/support/support.src
@@ -7,6 +7,6 @@ SUPPORT_KIT_SOURCE =
 	List.cpp
 	Locker.cpp
 	StopWatch.cpp
-#	String.cpp
-#	string_helper.cpp
+	String.cpp
+	string_helper.cpp
 ;