diff --git a/src/utils/is_fully.ts b/src/utils/is_fully.ts
index e335863..ec87f28 100644
--- a/src/utils/is_fully.ts
+++ b/src/utils/is_fully.ts
@@ -1 +1,2 @@
+// eslint-disable-next-line no-undef
 export const is_fully = () => !!window['fully'];
diff --git a/tsconfig.json b/tsconfig.json
index f978d72..72b9a12 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -3,7 +3,7 @@
         "moduleResolution": "node",
         "target": "ES5",
         "module": "commonjs",
-        "lib": ["es2015", "es2016", "es2017", "es2020"],
+        "lib": ["es2015", "es2016", "es2017", "es2020", "DOM"],
         "strict": true,
         "declaration": true,
         "allowSyntheticDefaultImports": true,
@@ -14,4 +14,4 @@
     },
     "include": ["src"],
     "exclude": ["node_modules", "tests", "lib"]
-}
\ No newline at end of file
+}