diff --git a/src/Psalm/Internal/Stubs/CoreGenericFunctions.php b/src/Psalm/Internal/Stubs/CoreGenericFunctions.php
index 8392ba828..e37157652 100644
--- a/src/Psalm/Internal/Stubs/CoreGenericFunctions.php
+++ b/src/Psalm/Internal/Stubs/CoreGenericFunctions.php
@@ -160,7 +160,7 @@ function array_search($needle, array $haystack, bool $strict = false)
  * @param array<mixed,T> $arr
  * @param-out list<T> $arr
  */
-function sort(array &$arr, callable $callback): bool
+function sort(array &$arr): bool
 {
 }