diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 1456b9520..27d0caefe 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2007-01-09  Corinna Vinschen  <corinna@vinschen.de>
+
+	* syscalls.cc (getpagesize): Change condition for clarity.
+	(getsystempagesize): Ditto.
+
 2007-01-09  Corinna Vinschen  <corinna@vinschen.de>
 
 	* mmap.cc: Do bookkeeping in 4K pages, rather than in 64K chunks.
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index addb11ea0..72f9e5b0f 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -1562,7 +1562,7 @@ getdtablesize ()
 extern "C" size_t
 getpagesize ()
 {
-  if (!system_info.dwPageSize)
+  if (!system_info.dwAllocationGranularity)
     GetSystemInfo (&system_info);
   return (size_t) system_info.dwAllocationGranularity;
 }
@@ -1570,7 +1570,7 @@ getpagesize ()
 size_t
 getsystempagesize ()
 {
-  if (!system_info.dwAllocationGranularity)
+  if (!system_info.dwPageSize)
     GetSystemInfo (&system_info);
   return (size_t) system_info.dwPageSize;
 }