@@ -297,6 +297,7 @@ export default defineConfig({
         'vitest/no-duplicate-hooks': 'error',
         'vitest/no-test-return-statement': 'error',
         'vitest/prefer-comparison-matcher': 'error',
+        'vitest/prefer-equality-matcher': 'error',
         'vitest/prefer-strict-boolean-matchers': 'error',
         'vitest/prefer-to-have-been-called-times': 'error',
         'vitest/require-awaited-expect-poll': 'error',
 
@@ -178,8 +178,8 @@ describe('useMutation', () => {
         relevantMutation?.options.mutationKey as
           | Array<MutationKeyTest>
           | undefined
-      )?.[0]?.otherObject.name === 'someOtherObjectName',
-    ).toBe(true)
+      )?.[0]?.otherObject.name,
+    ).toBe('someOtherObjectName')
   })
 
   it('should allow for non-options object (mutationFn or mutationKey) passed as arg1 & arg2 to trigger reactive updates', async () => {