diff --git a/dev-requirements.txt b/dev-requirements.txt
index a74f18d..b13a93d 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -2,7 +2,7 @@ requests==2.32.5
 art==6.5
 setuptools>=40.8.0
 vulture>=1.0
-bandit>=1.5.1
+bandit>=1.9.4
 pydocstyle>=6.3.0
 pytest>=4.3.1
 pytest-cov>=2.6.1