diff --git a/test/simple/test-child-process-kill.js b/test/simple/test-child-process-kill.js
index 05599f48d2..1522367ef8 100644
--- a/test/simple/test-child-process-kill.js
+++ b/test/simple/test-child-process-kill.js
@@ -58,7 +58,9 @@ cat.on('exit', function(code, signal) {
   termSignal = signal;
 });
 
+assert.equal(cat.killed, false);
 cat.kill();
+assert.equal(cat.killed, true);
 
 process.on('exit', function() {
   assert.strictEqual(exitCode, null);