diff --git a/demo/client/tsconfig.json b/demo/client/tsconfig.json
index c1a82897..244f19c6 100644
--- a/demo/client/tsconfig.json
+++ b/demo/client/tsconfig.json
@@ -19,12 +19,13 @@
       "@xterm/addon-web-links": ["../../addons/addon-web-links"],
       "@xterm/addon-webgl": ["../../addons/addon-webgl"],
       "@xterm/addon-unicode11": ["../../addons/addon-unicode11"],
-      "@xterm/addon-unicode-graphemes": [
-        "../../addons/addon-unicode-graphemes"
-      ],
+      "@xterm/addon-unicode-graphemes": ["../../addons/addon-unicode-graphemes"],
       "@xterm/addon-ligatures": ["../../addons/addon-ligatures"],
       "*": ["./*"]
     }
   },
-  "include": ["./**/*", "../../typings/xterm.d.ts"]
+  "include": [
+    "./**/*",
+    "../../typings/xterm.d.ts"
+  ]
 }