diff --git a/demo/client/tsconfig.json b/demo/client/tsconfig.json
index 86a7b9b6..c1a82897 100644
--- a/demo/client/tsconfig.json
+++ b/demo/client/tsconfig.json
@@ -19,7 +19,9 @@
       "@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"],
       "*": ["./*"]
     }
diff --git a/package-lock.json b/package-lock.json
index 4928878e..9c83261b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -83,12 +83,6 @@
         "xterm-wasm-parts": "^0.3.0"
       }
     },
-    "addons/addon-kitty-graphics": {
-      "name": "@xterm/addon-kitty-graphics",
-      "version": "0.1.0",
-      "extraneous": true,
-      "license": "MIT"
-    },
     "addons/addon-ligatures": {
       "name": "@xterm/addon-ligatures",
       "version": "0.10.0",