diff --git a/src/types/apollo.d.ts b/src/types/apollo.d.ts
new file mode 100644
index 0000000..0a546c9
--- /dev/null
+++ b/src/types/apollo.d.ts
@@ -0,0 +1,9 @@
+interface AsyncIterator<T> {
+  next(value?: any): Promise<IteratorResult<T>>
+  return?(value?: any): Promise<IteratorResult<T>>
+  throw?(e?: any): Promise<IteratorResult<T>>
+}
+
+interface AsyncIterable<T> {
+    [key: string]: AsyncIterator<T>
+}