diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6d32bbe..bccda4e 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,7 +4,7 @@ Pillow==11.3.0
 lxml==6.1.0
 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