diff --git a/src/views/tinode-web.jsx b/src/views/tinode-web.jsx
index 0326f042..e548b096 100644
--- a/src/views/tinode-web.jsx
+++ b/src/views/tinode-web.jsx
@@ -1714,7 +1714,7 @@ class TinodeWeb extends React.Component {
     if (!topic) {
       return;
     }
- 
+
     topic.call('ringing', callSeq);
   }
 
@@ -1723,7 +1723,7 @@ class TinodeWeb extends React.Component {
     if (!topic) {
       return;
     }
- 
+
     topic.call('hang-up', callSeq);
   }
 
@@ -1732,7 +1732,7 @@ class TinodeWeb extends React.Component {
     if (!topic) {
       return;
     }
- 
+
     topic.call('offer', callSeq, sdp);
   }
 
@@ -1741,7 +1741,7 @@ class TinodeWeb extends React.Component {
     if (!topic) {
       return;
     }
- 
+
     topic.call('ice-candidate', callSeq, candidate);
   }
   handleCallSendAnswer(callTopic, callSeq, sdp) {
@@ -1749,7 +1749,7 @@ class TinodeWeb extends React.Component {
     if (!topic) {
       return;
     }
- 
+
     topic.call('answer', callSeq, sdp);
   }
 
diff --git a/src/widgets/call-panel.jsx b/src/widgets/call-panel.jsx
index b40cf9ef..d6a79549 100644
--- a/src/widgets/call-panel.jsx
+++ b/src/widgets/call-panel.jsx
@@ -149,10 +149,10 @@ export default class CallPanel extends React.PureComponent {
 
   handleVideoAnswerMsg(info) {
     console.log("*** Call recipient has accepted our call");
-  
+
     // Configure the remote description, which is the SDP payload
     // in our "video-answer" message.
-  
+
     var desc = new RTCSessionDescription(info.payload);
     this.state.pc.setRemoteDescription(desc).catch(this.reportError);
   }
@@ -179,7 +179,7 @@ export default class CallPanel extends React.PureComponent {
 
   handleNewICECandidateMsg(info) {
     var candidate = new RTCIceCandidate(info.payload);
-  
+
     this.state.pc.addIceCandidate(candidate)
       .catch(this.reportError);
   }
@@ -234,11 +234,11 @@ export default class CallPanel extends React.PureComponent {
 
   handleVideoOfferMsg(info) {
     var localStream = null;
-  
+
     const pc = this.createPeerConnection();
-  
+
     var desc = new RTCSessionDescription(info.payload);
-  
+
     pc.setRemoteDescription(desc).then(() => {
       console.log('!!! handleVideoOffer/setRemoteDescription -> getUserMesia');
       return navigator.mediaDevices.getUserMedia(this.localStreamConstraints);
@@ -247,7 +247,7 @@ export default class CallPanel extends React.PureComponent {
       localStream = stream;
       this.localRef.current.srcObject = stream;
       this.setState({localStream: stream});
-  
+
       localStream.getTracks().forEach(track => {
         console.log('local stream A adding track ', track.id, track.kind, track.readyState);
         pc.addTrack(track, localStream);