diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 6c28c6cde..795381ca0 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,9 @@
+2009-04-14  Corinna Vinschen  <corinna@vinschen.de>
+
+	* localtime.cc (tzload): Implement setting __tzrule's offset member
+	using newlib's __gettzinfo () interface also when tzload returns
+	successfully.
+
 2009-04-13  Dave Korn  <dave.korn.cygwin@gmail.com>
 
 	* include/stdint.h (intptr_t):  Remove long from type.
diff --git a/winsup/cygwin/localtime.cc b/winsup/cygwin/localtime.cc
index 3d5b29c46..6c05851bd 100644
--- a/winsup/cygwin/localtime.cc
+++ b/winsup/cygwin/localtime.cc
@@ -859,6 +859,10 @@ tzload(const char *name, struct state *sp)
 			}
 		}
 	}
+	__gettzinfo ()->__tzrule[0].offset
+				= -sp->ttis[1].tt_gmtoff;
+	__gettzinfo ()->__tzrule[1].offset
+				= -sp->ttis[0].tt_gmtoff;
 	return 0;
 }