diff --git a/packages/preact-query/src/__tests__/useMutation.test.tsx b/packages/preact-query/src/__tests__/useMutation.test.tsx
index 71d9f58c849..4254394933a 100644
--- a/packages/preact-query/src/__tests__/useMutation.test.tsx
+++ b/packages/preact-query/src/__tests__/useMutation.test.tsx
@@ -1798,7 +1798,7 @@ describe('useMutation', () => {
     onTestFinished,
   }) => {
     const unhandledRejectionFn = vi.fn()
-    process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+    process.on('unhandledRejection', unhandledRejectionFn)
     onTestFinished(() => {
       process.off('unhandledRejection', unhandledRejectionFn)
     })
@@ -1843,7 +1843,7 @@ describe('useMutation', () => {
     onTestFinished,
   }) => {
     const unhandledRejectionFn = vi.fn()
-    process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+    process.on('unhandledRejection', unhandledRejectionFn)
     onTestFinished(() => {
       process.off('unhandledRejection', unhandledRejectionFn)
     })
diff --git a/packages/query-core/src/__tests__/mutation.test.tsx b/packages/query-core/src/__tests__/mutation.test.tsx
index 6fdd1d5ebd0..e2dfe583dd7 100644
--- a/packages/query-core/src/__tests__/mutation.test.tsx
+++ b/packages/query-core/src/__tests__/mutation.test.tsx
@@ -963,7 +963,7 @@ describe('mutation', () => {
       queryClient.mount()
 
       const unhandledRejectionFn = vi.fn()
-      process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+      process.on('unhandledRejection', unhandledRejectionFn)
       onTestFinished(() => {
         process.off('unhandledRejection', unhandledRejectionFn)
       })
@@ -1015,7 +1015,11 @@ describe('mutation', () => {
       ])
 
       expect(unhandledRejectionFn).toHaveBeenCalledTimes(1)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(1, newMutationError)
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        1,
+        newMutationError,
+        expect.any(Promise),
+      )
 
       expect(mutationError).toEqual(newMutationError)
     })
@@ -1024,7 +1028,7 @@ describe('mutation', () => {
       onTestFinished,
     }) => {
       const unhandledRejectionFn = vi.fn()
-      process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+      process.on('unhandledRejection', unhandledRejectionFn)
       onTestFinished(() => {
         process.off('unhandledRejection', unhandledRejectionFn)
       })
@@ -1079,7 +1083,11 @@ describe('mutation', () => {
       ])
 
       expect(unhandledRejectionFn).toHaveBeenCalledTimes(1)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(1, newMutationError)
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        1,
+        newMutationError,
+        expect.any(Promise),
+      )
 
       expect(mutationError).toEqual(newMutationError)
     })
@@ -1088,7 +1096,7 @@ describe('mutation', () => {
       onTestFinished,
     }) => {
       const unhandledRejectionFn = vi.fn()
-      process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+      process.on('unhandledRejection', unhandledRejectionFn)
       onTestFinished(() => {
         process.off('unhandledRejection', unhandledRejectionFn)
       })
@@ -1156,13 +1164,26 @@ describe('mutation', () => {
       expect(mutationError).toEqual(newMutationError)
 
       expect(unhandledRejectionFn).toHaveBeenCalledTimes(4)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(1, globalErrorError)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(2, newErrorError)
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        1,
+        globalErrorError,
+        expect.any(Promise),
+      )
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        2,
+        newErrorError,
+        expect.any(Promise),
+      )
       expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
         3,
         globalSettledError,
+        expect.any(Promise),
+      )
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        4,
+        newSettledError,
+        expect.any(Promise),
       )
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(4, newSettledError)
     })
   })
 
diff --git a/packages/query-core/src/__tests__/mutationObserver.test.tsx b/packages/query-core/src/__tests__/mutationObserver.test.tsx
index 759734a0a6c..f44343dca6e 100644
--- a/packages/query-core/src/__tests__/mutationObserver.test.tsx
+++ b/packages/query-core/src/__tests__/mutationObserver.test.tsx
@@ -431,7 +431,7 @@ describe('mutationObserver', () => {
       onTestFinished,
     }) => {
       const unhandledRejectionFn = vi.fn()
-      process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+      process.on('unhandledRejection', unhandledRejectionFn)
       onTestFinished(() => {
         process.off('unhandledRejection', unhandledRejectionFn)
       })
@@ -463,8 +463,16 @@ describe('mutationObserver', () => {
       expect(onSettled).toHaveBeenCalledTimes(1)
 
       expect(unhandledRejectionFn).toHaveBeenCalledTimes(2)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(1, onSuccessError)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(2, onSettledError)
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        1,
+        onSuccessError,
+        expect.any(Promise),
+      )
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        2,
+        onSettledError,
+        expect.any(Promise),
+      )
 
       expect(subscriptionHandler).toHaveBeenCalledTimes(2)
 
@@ -475,7 +483,7 @@ describe('mutationObserver', () => {
       onTestFinished,
     }) => {
       const unhandledRejectionFn = vi.fn()
-      process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+      process.on('unhandledRejection', unhandledRejectionFn)
       onTestFinished(() => {
         process.off('unhandledRejection', unhandledRejectionFn)
       })
@@ -510,8 +518,16 @@ describe('mutationObserver', () => {
       expect(onSettled).toHaveBeenCalledTimes(1)
 
       expect(unhandledRejectionFn).toHaveBeenCalledTimes(2)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(1, onErrorError)
-      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(2, onSettledError)
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        1,
+        onErrorError,
+        expect.any(Promise),
+      )
+      expect(unhandledRejectionFn).toHaveBeenNthCalledWith(
+        2,
+        onSettledError,
+        expect.any(Promise),
+      )
 
       expect(subscriptionHandler).toHaveBeenCalledTimes(2)
 
diff --git a/packages/react-query/src/__tests__/useMutation.test.tsx b/packages/react-query/src/__tests__/useMutation.test.tsx
index e885b8e244c..f78f1ab1e54 100644
--- a/packages/react-query/src/__tests__/useMutation.test.tsx
+++ b/packages/react-query/src/__tests__/useMutation.test.tsx
@@ -1797,7 +1797,7 @@ describe('useMutation', () => {
     onTestFinished,
   }) => {
     const unhandledRejectionFn = vi.fn()
-    process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+    process.on('unhandledRejection', unhandledRejectionFn)
     onTestFinished(() => {
       process.off('unhandledRejection', unhandledRejectionFn)
     })
@@ -1842,7 +1842,7 @@ describe('useMutation', () => {
     onTestFinished,
   }) => {
     const unhandledRejectionFn = vi.fn()
-    process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+    process.on('unhandledRejection', unhandledRejectionFn)
     onTestFinished(() => {
       process.off('unhandledRejection', unhandledRejectionFn)
     })
diff --git a/packages/solid-query/src/__tests__/useMutation.test.tsx b/packages/solid-query/src/__tests__/useMutation.test.tsx
index 495dc1290c2..caccf75f078 100644
--- a/packages/solid-query/src/__tests__/useMutation.test.tsx
+++ b/packages/solid-query/src/__tests__/useMutation.test.tsx
@@ -1403,7 +1403,7 @@ describe('useMutation', () => {
     onTestFinished,
   }) => {
     const unhandledRejectionFn = vi.fn()
-    process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+    process.on('unhandledRejection', unhandledRejectionFn)
     onTestFinished(() => {
       process.off('unhandledRejection', unhandledRejectionFn)
     })
@@ -1448,7 +1448,7 @@ describe('useMutation', () => {
     onTestFinished,
   }) => {
     const unhandledRejectionFn = vi.fn()
-    process.on('unhandledRejection', (error) => unhandledRejectionFn(error))
+    process.on('unhandledRejection', unhandledRejectionFn)
     onTestFinished(() => {
       process.off('unhandledRejection', unhandledRejectionFn)
     })