1 files changed, 1 insertions, 1 deletions
diff --git a/t/lib/thr5005.t b/t/lib/thr5005.t
index 6b3c800f9b..057a08fe7d 100755
--- a/t/lib/thr5005.t
+++ b/t/lib/thr5005.t
@@ -2,7 +2,7 @@
 
 BEGIN {
     chdir 't' if -d 't';
-    unshift @INC, '../lib';
+    @INC = '../lib';
     require Config; import Config;
     if (! $Config{'use5005threads'}) {
 	print "1..0 # Skip: not use5005threads\n";