1 files changed, 1 insertions, 1 deletions
diff --git a/t/op/mkdir.t b/t/op/mkdir.t
index cf8e55d75e..c5a090ca7d 100755
--- a/t/op/mkdir.t
+++ b/t/op/mkdir.t
@@ -4,7 +4,7 @@ print "1..9\n";
 
 BEGIN {
     chdir 't' if -d 't';
-    unshift @INC, '../lib';
+    @INC = '../lib';
 }
 
 use File::Path;