diff --git a/pyproject.toml b/pyproject.toml
index b9bdd93..974f24d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ classifiers = [
 requires-python = ">=3.14"
 dependencies = [
     "adaptix>=3.0.0b12",
-    "orjson>=3.11.5",
+    "orjson>=3.11.9",
     "pyyaml>=6.0.3",
     "structlog>=25.5.0",
 ]