diff --git a/pyproject.toml b/pyproject.toml
index 19752070..9af8c213 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
     "pyicu == 2.16.2",
     "pydantic",
     "anyio == 4.14.0",
-    "orjson == 3.11.9",
+    "orjson == 3.12.0",
     "text-unidecode == 1.3",
     "click >= 8.2,< 8.5",
     "normality == 3.1.0",