diff --git a/js/circuit-construction-kit-dc-virtual-lab-main.ts b/js/circuit-construction-kit-dc-virtual-lab-main.ts
index 77d0dba..37a7a0b 100644
--- a/js/circuit-construction-kit-dc-virtual-lab-main.ts
+++ b/js/circuit-construction-kit-dc-virtual-lab-main.ts
@@ -42,7 +42,8 @@ simLauncher.launch( () => {
       team: 'Michael Dubson, Ariel Paul, Kathy Perkins, Wendy Adams, Carl Wieman',
       qualityAssurance: 'Jaspe Arias, Steele Dalton, Amanda Davis, Alex Dornan, Bryce Griebenow, Ethan Johnson, Megan Lai, Brooklyn Lash, Matthew Moore, Liam Mulhall, Devon Quispe, Ben Roberts, Jacob Romero, Ethan Ward, Kathryn Woessner',
       graphicArts: 'Bryce Gruneich, Mariah Hermsmeyer, Cheryl McCutchan'
-    }
+    },
+    phetioDesigned: true
   } );
   sim.start();