diff --git a/src/formik.tsx b/src/formik.tsx
index af26bedb8..6bf0f2e2c 100644
--- a/src/formik.tsx
+++ b/src/formik.tsx
@@ -23,7 +23,7 @@ export interface FormikValues {
  * An object containing error messages whose keys correspond to FormikValues.
  * Should be always be and object of strings, but any is allowed to support i18n libraries.
  */
-export type FormikErrors<Values> = { [field in keyof Values]: any };
+export type FormikErrors<Values> = { [field in keyof Values]?: any };
 
 /**
  * An object containing touched state of the form whose keys correspond to FormikValues.