diff --git a/requirements-dev.txt b/requirements-dev.txt
index a632617..c97a172 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-black==18.6b4
+black==24.3.0
 coverage==4.5.3
 flake8==3.7.7
 pytest-cov==2.6.1