diff --git a/pyproject.toml b/pyproject.toml
index 61d7a0c2..ff9ae0ea 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ dev = [
     "attribution == 1.6.2",
     "black == 23.7.0",
     "flake8 == 6.1.0",
-    "flake8-bugbear == 23.7.10",
+    "flake8-bugbear == 23.9.16",
     "mypy == 1.5.1",
     "ufmt == 2.2.0",
     "usort == 1.0.7",