diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index dc24516a3..ced7ba263 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2007-12-07  Corinna Vinschen  <corinna@vinschen.de>
+
+	* include/sys/cygwin.h: Include limits.h.
+
 2007-12-06  Corinna Vinschen  <corinna@vinschen.de>
 
 	* dcrt0.cc (initial_env): Use PATH_MAX instead of CYG_MAX_PATH for path
diff --git a/winsup/cygwin/include/sys/cygwin.h b/winsup/cygwin/include/sys/cygwin.h
index 80d31cd39..b8738fa70 100644
--- a/winsup/cygwin/include/sys/cygwin.h
+++ b/winsup/cygwin/include/sys/cygwin.h
@@ -12,6 +12,7 @@ details. */
 #define _SYS_CYGWIN_H
 
 #include <sys/types.h>
+#include <limits.h>
 
 #ifdef __cplusplus
 extern "C" {