diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6124f5a..f014871 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@ bandit==1.7.0
 coverage==5.5
 flake8==3.9.0
 flake8-blind-except==0.2.0
-flake8-bugbear==21.3.2
+flake8-bugbear==21.4.3
 flake8-commas==2.0.0
 flake8-comprehensions==3.4.0
 flake8-deprecated==1.3