diff --git a/src/FormCheck.tsx b/src/FormCheck.tsx
index f2d0c07e3..6eb6537ea 100644
--- a/src/FormCheck.tsx
+++ b/src/FormCheck.tsx
@@ -120,6 +120,12 @@ const propTypes = {
 
   /** A message to display when the input is in a validation state */
   feedback: PropTypes.node,
+
+  /**
+   * Specify whether the feedback is for valid or invalid fields
+   * @type {('valid'|'invalid')}
+   */
+  feedbackType: PropTypes.oneOf(['valid', 'invalid']),
 };
 
 const FormCheck: BsPrefixRefForwardingComponent<'input', FormCheckProps> =