diff --git a/test_requirements.txt b/test_requirements.txt
index 5f18280..e1bb02e 100644
--- a/test_requirements.txt
+++ b/test_requirements.txt
@@ -1,7 +1,7 @@
 annotated-types==0.6.0
 appdirs==1.4.4
 attrs==23.2.0
-black==24.1.1
+black==24.3.0
 click==8.1.7
 coverage==7.4.1
 exceptiongroup==1.2.0