diff --git a/config/make-chromelist.pl b/config/make-chromelist.pl
index 633411bc70fe..16f767709465 100644
--- a/config/make-chromelist.pl
+++ b/config/make-chromelist.pl
@@ -123,7 +123,8 @@ while (<JARFILE>)
   if (!$1 || $1 eq "")
   {
     $chromefile = $_;
-    $cvsfile = File::Basename->basename($_);
+    $_ =~ /.*\/(.*?)$/;
+    $cvsfile = $1;
   }
 
   # Convert to platform-specific separator for the chrome version.