1 files changed, 2 insertions, 2 deletions
diff --git a/t/op/subst_wamp.t b/t/op/subst_wamp.t
index ced5ee9ebb..5e1b826ad4 100755
--- a/t/op/subst_wamp.t
+++ b/t/op/subst_wamp.t
@@ -1,9 +1,9 @@
 #!./perl
 
 $dummy = defined $&;		# Now we have it...
-for $file ('op/subst.t', 't/op/subst.t') {
+for $file ('op/subst.t', 't/op/subst.t', ':op:subst.t') {
   if (-r $file) {
-    do "./$file";
+    do ($^O eq 'MacOS' ? $file : "./$file");
     exit;
   }
 }