diff --git a/dev_requirements.txt b/dev_requirements.txt
index 9be769d..bf638be 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -6,7 +6,7 @@
 #
 annotated-types==0.7.0
     # via pydantic
-black==25.1.0
+black==26.3.1
     # via zerhacker (pyproject.toml)
 click==8.1.8
     # via black