diff --git a/doric-iOS/Devkit/Classes/DoricDevViewController.m b/doric-iOS/Devkit/Classes/DoricDevViewController.m
index 1f06a76f..02d49e6e 100644
--- a/doric-iOS/Devkit/Classes/DoricDevViewController.m
+++ b/doric-iOS/Devkit/Classes/DoricDevViewController.m
@@ -322,8 +322,14 @@ - (void)input {
                                                        style:UIAlertActionStyleDefault
                                                      handler:^(UIAlertAction *action) {
                                                          __strong typeof(_alert) alert = _alert;
-                                                         NSString *ip = alert.textFields.lastObject.text;
-                                                         [[DoricDev instance] connectDevKit:[NSString stringWithFormat:@"ws://%@:7777", ip]];
+                                                         NSString *url = alert.textFields.lastObject.text;
+                                                         if (![url containsString:@":"]) {
+                                                             url = [NSString stringWithFormat:@"%@:7777", url];
+                                                         }
+                                                         if (![url containsString:@"://"]) {
+                                                             url = [NSString stringWithFormat:@"ws://%@", url];
+                                                         }
+                                                         [[DoricDev instance] connectDevKit:url];
                                                      }];
     [alert addAction:okAction];
 
diff --git a/doric-iOS/Devkit/Classes/QRScanViewController.m b/doric-iOS/Devkit/Classes/QRScanViewController.m
index aa22bc38..5fe3072d 100644
--- a/doric-iOS/Devkit/Classes/QRScanViewController.m
+++ b/doric-iOS/Devkit/Classes/QRScanViewController.m
@@ -101,10 +101,16 @@ - (void)captureOutput:(AVCaptureOutput *)captureOutput didOutputMetadataObjects:
     [self.session stopRunning];
     if ([metadataObjects count] >= 1) {
         AVMetadataMachineReadableCodeObject *qrObject = [metadataObjects lastObject];
-        NSString *result = qrObject.stringValue;
-        NSLog(@"Scan result is %@", result);
-        [[DoricDev instance] connectDevKit:[NSString stringWithFormat:@"ws://%@:7777", result]];
-        ShowToast([NSString stringWithFormat:@"Connected to %@", result], DoricGravityBottom);
+        NSString *url = qrObject.stringValue;
+        NSLog(@"Scan result is %@", url);
+        if (![url containsString:@":"]) {
+            url = [NSString stringWithFormat:@"%@:7777", url];
+        }
+        if (![url containsString:@"://"]) {
+            url = [NSString stringWithFormat:@"ws://%@", url];
+        }
+        [[DoricDev instance] connectDevKit:url];
+        ShowToast([NSString stringWithFormat:@"Connected to %@", url], DoricGravityBottom);
         [self.navigationController popViewControllerAnimated:NO];
     }
 }