diff --git a/packages/query-devtools/src/__tests__/contexts/PiPContext.test.tsx b/packages/query-devtools/src/__tests__/contexts/PiPContext.test.tsx
index 17a53b5bf35..c277169b0ff 100644
--- a/packages/query-devtools/src/__tests__/contexts/PiPContext.test.tsx
+++ b/packages/query-devtools/src/__tests__/contexts/PiPContext.test.tsx
@@ -367,7 +367,7 @@ describe('PiPContext', () => {
         })
 
         expect(consoleError).toHaveBeenCalledWith(
-          expect.stringContaining('Failed to open popup'),
+          'Failed to open popup. Please allow popups for this site to view the devtools in picture-in-picture mode.',
         )
         expect(localStorage.getItem('TanstackQueryDevtools.pip_open')).toBe(
           'false',
@@ -428,10 +428,11 @@ describe('PiPContext', () => {
           disabled: true,
         })
 
-        expect(observeSpy).toHaveBeenCalledWith(
-          gooberStyle,
-          expect.objectContaining({ childList: true, subtree: true }),
-        )
+        expect(observeSpy).toHaveBeenCalledWith(gooberStyle, {
+          childList: true,
+          subtree: true,
+          characterDataOldValue: true,
+        })
       } finally {
         gooberStyle.remove()
       }