1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CGI.pm b/lib/CGI.pm
index e9c916f9b5..f49b618074 100644
--- a/lib/CGI.pm
+++ b/lib/CGI.pm
@@ -107,7 +107,7 @@ unless ($OS) {
 	$OS = $Config::Config{'osname'};
     }
 }
-if ($OS=~/Win/i) {
+if ($OS=~/win32/i) {
   $OS = 'WINDOWS';
 } elsif ($OS=~/vms/i) {
   $OS = 'VMS';