diff --git a/src/error/formatError.js b/src/error/formatError.js
index 869e16f2e0..a0bf06ae4e 100644
--- a/src/error/formatError.js
+++ b/src/error/formatError.js
@@ -1 +1,2 @@
-export { formatError, GraphQLFormattedError } from './GraphQLError';
+export { formatError } from './GraphQLError';
+export type { GraphQLFormattedError } from './GraphQLError';