diff --git a/Packages/nadena.dev.modular-avatar/Editor/ParameterPolicy.cs b/Packages/nadena.dev.modular-avatar/Editor/ParameterPolicy.cs
index 6e80883d..a8b1e8db 100644
--- a/Packages/nadena.dev.modular-avatar/Editor/ParameterPolicy.cs
+++ b/Packages/nadena.dev.modular-avatar/Editor/ParameterPolicy.cs
@@ -40,6 +40,7 @@ namespace nadena.dev.modular_avatar.core.editor
             "VelocityX",
             "VelocityY",
             "VelocityZ",
+            "VelocityMagnitude",
             "Upright",
             "Grounded",
             "Seated",
@@ -317,4 +318,4 @@ namespace nadena.dev.modular_avatar.core.editor
             parameters = newParams;
         }
     }
-}
+}
\ No newline at end of file