diff --git a/intl/makefile.win b/intl/makefile.win
index 94a446e224c6..c9181e218781 100644
--- a/intl/makefile.win
+++ b/intl/makefile.win
@@ -17,6 +17,6 @@
 
 DEPTH=..
 
-DIRS=uconv unicharutil locale strres lwbrk chardet
+DIRS=uconv unicharutil locale strres lwbrk chardet compatibility
 
 include <$(DEPTH)\config\rules.mak>