diff --git a/AgileWorks/AgileWorks/Login/View/LoginViewController.swift b/AgileWorks/AgileWorks/Login/View/LoginViewController.swift
index efbfca4334ba141a3beda6c94fc27a58f1f0caed..52177ea58560f1c1af4a99b0370e3a3b7c40a596 100644
--- a/AgileWorks/AgileWorks/Login/View/LoginViewController.swift
+++ b/AgileWorks/AgileWorks/Login/View/LoginViewController.swift
@@ -341,6 +341,7 @@ extension LoginViewController: AVCaptureMetadataOutputObjectsDelegate {
                             contextTextField.text = serverInfo[1]
                         }
                     }
+                    loginButton.isEnabled = isTextFieldValue()
                     // カメラ停止
                     qrCodeReader.stopRunning()
                 } catch {