diff --git a/requirements-dev.txt b/requirements-dev.txt
index 109a2a9..0b1c92b 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -71,7 +71,7 @@ pydantic==2.12.5
     # via
     #   pydantic-extra-types
     #   sphinx-immaterial
-pydantic-core==2.41.5
+pydantic-core==2.42.0
     # via pydantic
 pydantic-extra-types==2.11.0
     # via sphinx-immaterial