diff --git a/requirements_dev.txt b/requirements_dev.txt
index e2c0e77..6d1ccdb 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,4 @@
-black==19.10b0
+black==24.3.0
 coverage==5.0.4
 flake8==3.7.9
 mypy==0.910