diff --git a/utils/testing.py b/utils/testing.py
index b122554b..19b16a54 100644
--- a/utils/testing.py
+++ b/utils/testing.py
@@ -299,7 +299,7 @@ def parameterized_list(cases: list[T]) -> list[tuple[str, T]]:
 
 def unstable_test(
     max_retries: int = 2,
-    error_class: Type[BaseException] = AssertionError,
+    error_class: Type[BaseException] | tuple[Type[BaseException], ...] = AssertionError,
     wait_between_runs: float = 0,
 ) -> Callable[
     [Callable[Concatenate[unittest.TestCase, P], T]], Callable[Concatenate[unittest.TestCase, P], T]
@@ -322,14 +322,14 @@ def decorator(
         def wrapper(self: unittest.TestCase, *args: P.args, **kwargs: P.kwargs) -> T:
             try:
                 return func(self, *args, **kwargs)  # Initial attempt to run the test "normally"
-            except (error_class,):
+            except error_class:
                 last_error = None
                 for _ in range(max_retries):
                     sleep(wait_between_runs)
                     try:
                         self.setUp()  # Need to rerun setup
                         return func(self, *args, **kwargs)
-                    except (error_class,) as e:
+                    except error_class as e:
                         last_error = e
                     finally:
                         self.tearDown()  # Rerun tearDown regardless of success or not