diff --git a/requirements-dev.txt b/requirements-dev.txt
index 92cb2ac..104f3fe 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-black~=19.10b0
+black~=24.3
 coveralls~=1.7.0
 flake8~=3.7.8
 freezegun~=0.3.12
diff --git a/setup.py b/setup.py
index 372a761..56b4fec 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@
 ]
 
 dev_requires = [
-    "black==19.10b0",
+    "black==24.3.0",
     "flake8==3.7.8",
     "pytype==2019.7.11",
     "pre-commit==1.21.0",