diff --git a/ChangeLog b/ChangeLog
index 79e142a515..e1e2947900 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2012-01-24  Joseph Myers  <joseph@codesourcery.com>
+
+	* wcsmbs/Makefile (tst-c16c32-1-ENV): Define.
+
 2012-01-22  Pino Toscano  <toscano.pino@tiscali.it>
 
 	* sysdeps/mach/hurd/socket.c (__socket): Return EAFNOSUPPORT instead
diff --git a/wcsmbs/Makefile b/wcsmbs/Makefile
index 010e0c8d03..5e447f8144 100644
--- a/wcsmbs/Makefile
+++ b/wcsmbs/Makefile
@@ -86,3 +86,4 @@ tst-btowc-ENV = LOCPATH=$(common-objpfx)localedata
 tst-mbrtowc-ENV = LOCPATH=$(common-objpfx)localedata
 tst-wcrtomb-ENV = LOCPATH=$(common-objpfx)localedata
 tst-mbrtowc2-ENV = LOCPATH=$(common-objpfx)localedata
+tst-c16c32-1-ENV = LOCPATH=$(common-objpfx)localedata