diff --git a/t/_common.pm b/t/_common.pm
index 01080b1..73ea032 100644
--- a/t/_common.pm
+++ b/t/_common.pm
@@ -41,7 +41,7 @@ sub run_batch_test_diff {
         return;
     }
 
-    subtest "Diff " . $t->{name} => sub {
+    subtest "Diff $t->{name}", sub {
         is_deeply($diff, $st->{diff}, "Diff: $st->{name}") ||
             diag scmp($diff, $st->{diff});
 
@@ -76,7 +76,7 @@ sub run_batch_test_patch {
         return;
     }
 
-    subtest "Patch " . $st->{name} => sub {
+    subtest "Patch $st->{name}", sub {
         is_deeply($st->{a}, $st->{b}, "Patch: $st->{name}") ||
             diag scmp($st->{a}, $st->{b});
 
@@ -92,7 +92,7 @@ sub run_batch_test_valid {
 
     my $diff = clone($t->{diff});
 
-    subtest "Valid " . $t->{name} => sub {
+    subtest "Valid $t->{name}", sub {
         ok(valid_diff($diff));
 
         is_deeply($diff, $t->{diff}, "Valid: diff mangled: $t->{name}") ||