diff --git a/dev-requirements.txt b/dev-requirements.txt
index 5fb9f1f..116a11b 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -38,7 +38,7 @@ flake8==7.0.0
     #   offlinemsmtp (pyproject.toml)
 flake8-annotations==3.0.1
     # via offlinemsmtp (pyproject.toml)
-flake8-bugbear==23.12.2
+flake8-bugbear==24.1.17
     # via offlinemsmtp (pyproject.toml)
 flake8-comprehensions==3.14.0
     # via offlinemsmtp (pyproject.toml)