diff --git a/app.js b/app.js
index a06f4a9..b37597d 100644
--- a/app.js
+++ b/app.js
@@ -451,13 +451,13 @@ peers.on('connection', async socket => {
       if (isInitiator(callId, socket.id)) {
         console.log('🟩');
         console.log(`[consumer-resume] isInitiator true`);
-        await videoCalls[callId].initiatorConsumerVideo.resume();
-        await videoCalls[callId].initiatorConsumerAudio.resume();
+        await videoCalls[callId]?.initiatorConsumerVideo?.resume();
+        await videoCalls[callId]?.initiatorConsumerAudio?.resume();
       } else {
         console.log('🟥');
         console.log(`[consumer-resume] isInitiator false`);
-        (videoCalls[callId].receiverConsumerVideo) && await videoCalls[callId].receiverConsumerVideo.resume();
-        (videoCalls[callId].receiverConsumerVideo) && await videoCalls[callId].receiverConsumerAudio.resume();
+        await videoCalls[callId]?.receiverConsumerVideo?.resume();
+        await videoCalls[callId]?.receiverConsumerAudio?.resume();
       }
     } catch (error) {
       console.log(`ERROR | consumer-resume | callId ${socketDetails[socket.id]} | ${error.message}`);