1 files changed, 1 insertions, 1 deletions
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) {