diff --git a/packages/@react-aria/tooltip/src/useTooltipTrigger.ts b/packages/@react-aria/tooltip/src/useTooltipTrigger.ts
index 0fd11033328..d45e3aaeb9e 100644
--- a/packages/@react-aria/tooltip/src/useTooltipTrigger.ts
+++ b/packages/@react-aria/tooltip/src/useTooltipTrigger.ts
@@ -132,7 +132,7 @@ export function useTooltipTrigger(props: TooltipTriggerProps, state: TooltipTrig
 
   return {
     triggerProps: {
-      'aria-describedby': state.open ? tooltipId : undefined,
+      'aria-describedby': state.isOpen ? tooltipId : undefined,
       ...mergeProps(focusableProps, hoverProps, pressProps)
     },
     tooltipProps: {
diff --git a/packages/@react-spectrum/tooltip/test/TooltipTrigger.test.js b/packages/@react-spectrum/tooltip/test/TooltipTrigger.test.js
index 79f911c2752..82f0ef3f98b 100644
--- a/packages/@react-spectrum/tooltip/test/TooltipTrigger.test.js
+++ b/packages/@react-spectrum/tooltip/test/TooltipTrigger.test.js
@@ -831,11 +831,13 @@ describe('TooltipTrigger', function () {
       );
       fireEvent.mouseMove(document.body);
       let button = getByLabelText('trigger');
+      expect(button).not.toHaveAttribute('aria-describedBy');
       fireEvent.mouseEnter(button);
       fireEvent.mouseMove(button);
       let tooltip = getByRole('tooltip');
       expect(button).toHaveAttribute('aria-describedBy', tooltip.id);
       fireEvent.mouseLeave(button);
+      expect(button).not.toHaveAttribute('aria-describedBy');
     });
   });
 });