diff --git a/pyproject.toml b/pyproject.toml
index 73364a8..60dc470 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ version = "0.0.0"
 dev = [
     # Production requirements
     "aiohttp==3.11.18",
-    "mashumaro==3.15",
+    "mashumaro==3.16",
     "orjson==3.10.18",
 
     # Test requirements