diff --git a/integrationTests/ts/package.json b/integrationTests/ts/package.json
index ace02195f3..c7006004d5 100644
--- a/integrationTests/ts/package.json
+++ b/integrationTests/ts/package.json
@@ -5,7 +5,6 @@
   },
   "dependencies": {
     "graphql": "file:../graphql.tgz",
-    "typescript-3.7": "npm:typescript@3.7.x",
     "typescript-3.8": "npm:typescript@3.8.x",
     "typescript-3.9": "npm:typescript@3.9.x",
     "typescript-4.0": "npm:typescript@4.0.x",
diff --git a/integrationTests/ts/tsconfig.json b/integrationTests/ts/tsconfig.json
index 03106e8e86..403b4c213f 100644
--- a/integrationTests/ts/tsconfig.json
+++ b/integrationTests/ts/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "module": "commonjs",
-    "lib": ["es2019", "es2020.string"],
+    "lib": ["es2019", "es2020.promise", "es2020.bigint", "es2020.string"],
     "strict": true,
     "noEmit": true,
     "types": []