1 files changed, 1 insertions, 1 deletions
diff --git a/t/op/undef.t b/t/op/undef.t
index 8944ee3976..f6e36a5bed 100755
--- a/t/op/undef.t
+++ b/t/op/undef.t
@@ -2,7 +2,7 @@
 
 BEGIN {
     chdir 't' if -d 't';
-    unshift @INC, '../lib';
+    @INC = '../lib';
 }
 
 print "1..27\n";