diff --git a/packages/tooltip/src/Tooltip.js b/packages/tooltip/src/Tooltip.js
index <HASH>..<HASH> 100644
--- a/packages/tooltip/src/Tooltip.js
+++ b/packages/tooltip/src/Tooltip.js
@@ -80,5 +80,10 @@ Tooltip.propTypes = {
   /** When provided, it overrides the flyout's open state */
   open: PropTypes.bool,
   /** Whether flyout should open when the target is hovered over */
-  openOnHover: PropTypes.bool
+  openOnHover: PropTypes.bool,
+  /**
+   * If openOnHover is true, this prop will determine the delay
+   * from when mouseEnter begins until the Tooltip visually opens
+   */
+  openOnHoverDelay: PropTypes.number
 };
feat: Add openOnHoverDelay prop