diff --git scripts/run-tests.sh scripts/run-tests.sh
index 70c0a96..e9d89b6 100755
--- scripts/run-tests.sh
+++ scripts/run-tests.sh
@@ -615,7 +615,7 @@ function simpletest_script_format_result($result) {
   global $results_map, $color;
 
   $summary = sprintf("%-10.10s %-10.10s %-30.30s %-5.5s %-20.20s\n",
-    $results_map[$result->status], $result->message_group, basename($result->file), $result->line, $result->caller);
+    $results_map[$result->status], $result->message_group, basename($result->file), $result->line, 'run-tests.sh');
 
   simpletest_script_print($summary, simpletest_script_color_code($result->status));