diff --git a/tr_sys/requirements.txt b/tr_sys/requirements.txt
index 7c7688f4..987f8235 100644
--- a/tr_sys/requirements.txt
+++ b/tr_sys/requirements.txt
@@ -78,7 +78,7 @@ trio==0.27.0
 trio-websocket==0.12.2
 typing-extensions==4.13.2
 tzdata==2025.2
-ujson==5.10.0
+ujson==5.12.0
 urllib3==2.6.0
 uvloop==0.21.0
 vine==5.1.0