diff --git a/frontend/src/pages/monitor/[hostname].vue b/frontend/src/pages/monitor/[hostname].vue
index 62736fa..f9e4b65 100644
--- a/frontend/src/pages/monitor/[hostname].vue
+++ b/frontend/src/pages/monitor/[hostname].vue
@@ -28,7 +28,7 @@ export default {
         const data = event.data;
         let ansi_up = new AnsiUp();
         this.html += ansi_up.ansi_to_html(data) + " <br/> ";
-        this.line += 1;
+        this.lines += 1;
         window.scrollTo(0, document.body.scrollHeight);
       };
     },
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index ee37d92..f8034ad 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -579,11 +579,6 @@
   dependencies:
     upath "^2.0.1"
 
-"@xterm/xterm@^5.5.0":
-  version "5.5.0"
-  resolved "https://registry.yarnpkg.com/@xterm/xterm/-/xterm-5.5.0.tgz#275fb8f6e14afa6e8a0c05d4ebc94523ff775396"
-  integrity sha512-hqJHYaQb5OptNunnyAnkHyM8aCjZ1MEIDTQu1iIbbTD/xops91NB5yq1ZK/dC2JDbVWtF23zUtl9JE2NqwT87A==
-
 acorn-jsx@^5.3.2:
   version "5.3.2"
   resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.3.2.tgz#7ed5bb55908b3b2f1bc55c6af1653bada7f07937"