diff --git a/pyproject.toml b/pyproject.toml
index 764da54..3863695 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ dependencies = [
     "tzlocal==5.3.1",
     "jsonargparse==4.42.0",
     "rich-argparse==1.7.2",
-    "pydantic==2.13.3",
+    "pydantic==2.13.4",
 ]
 
 [project.scripts]