diff --git a/requirements.txt b/requirements.txt
index 02d39b9..a5d270f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ pytest-mock
 
 # Linting and formatting requirements.
 click == 7.1.2
-black == 21.5b1
+black == 24.3.0
 isort == 5.8.0
 flake8 == 3.9.2
 flake8-black == 0.2.1