diff --git a/requirements.txt b/requirements.txt
index c6c14f2..22feb57 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,4 @@ fastapi==0.115.0
 uvicorn[standard]==0.30.6
 pyyaml==6.0.2
 jinja2==3.1.4
-mvg==1.4.1
+mvg==1.2.7