diff --git a/ChangeLog b/ChangeLog
index 81f3149367..e64d1481d3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun May 17 23:05:05 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* ruby.c (ruby_init_loadpath_safe): VARIABLE_LIBPATH is always
+	  defined, see its value instead.
+
 Sun May 17 18:59:45 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* node.h (nd_line): NODE_LMASK is not needed.
diff --git a/ruby.c b/ruby.c
index 059f3c26e8..3188b7135b 100644
--- a/ruby.c
+++ b/ruby.c
@@ -381,7 +381,7 @@ ruby_init_loadpath_safe(int safe_level)
     translit_char(libpath, '\\', '/');
 #elif defined __CYGWIN__
     {
-# ifdef VARIABLE_LIBPATH
+# if VARIABLE_LIBPATH
 	const int win_to_posix = CCP_WIN_A_TO_POSIX | CCP_RELATIVE;
 	size_t newsize = cygwin_conv_path(win_to_posix, libpath, 0, 0);
 	if (newsize > 0) {