diff --git a/packages/tests/src.ts/reporter.ts b/packages/tests/src.ts/reporter.ts
index 9246ffee..4c35ba20 100644
--- a/packages/tests/src.ts/reporter.ts
+++ b/packages/tests/src.ts/reporter.ts
@@ -85,7 +85,7 @@ export function Reporter(runner: Runner) {
     function forceOutput() {
         if (((getTime() - lastOutput) / 1000) > MAX_DELAY) {
             const currentSuite = suites[suites.length - 1];
-            log('[ Still running suite - test #' + currentSuite._countTotal + ' ]');
+            log(`[ Still running suite - test # ${ (currentSuite ? currentSuite._countTotal: "0") } ]`);
         }
     }