diff --git a/pyproject.toml b/pyproject.toml
index cf6e5adec..8605e5bae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -145,7 +145,6 @@ ignore = [
     "B009", # Do not call `getattr` with a constant attribute value
     "B010", # [*] Do not call `setattr` with a constant attribute value.
     "B011", # Do not `assert False` (`python -O` removes these calls)
-    "B023", # Function definition does not bind loop variable `warning`
     "B028", # No explicit `stacklevel` keyword argument found
     # pycodestyle ignore
     # pytest can do weird low-level things, and we usually know
diff --git a/testing/test_recwarn.py b/testing/test_recwarn.py
index e2b2eb8a2..5045c781e 100644
--- a/testing/test_recwarn.py
+++ b/testing/test_recwarn.py
@@ -228,7 +228,7 @@ class TestDeprecatedCall:
         for warning in other_warnings:
 
             def f():
-                warnings.warn(warning("hi"))
+                warnings.warn(warning("hi"))  # noqa: B023
 
             with pytest.warns(warning):
                 with pytest.raises(pytest.fail.Exception):