diff --git a/VRCFaceTracking.Core/Params/Expressions/UnifiedExpressionsMerger.cs b/VRCFaceTracking.Core/Params/Expressions/UnifiedExpressionsMerger.cs
index 168fcf4b..3ef2302f 100644
--- a/VRCFaceTracking.Core/Params/Expressions/UnifiedExpressionsMerger.cs
+++ b/VRCFaceTracking.Core/Params/Expressions/UnifiedExpressionsMerger.cs
@@ -279,6 +279,7 @@ private static (string paramName, IParameter paramLiteral)[] IsEyeParameter(Conf
         #endregion
 
         new ConditionalBoolParameter(exp => (UnifiedLibManager.EyeStatus == ModuleState.Active, UnifiedLibManager.EyeStatus != ModuleState.Uninitialized), "EyeTrackingActive"),
+        new ConditionalBoolParameter(exp => (UnifiedLibManager.ExpressionStatus == ModuleState.Active, UnifiedLibManager.ExpressionStatus != ModuleState.Uninitialized), "ExpressionTrackingActive"),
         new ConditionalBoolParameter(exp => (UnifiedLibManager.ExpressionStatus == ModuleState.Active, UnifiedLibManager.ExpressionStatus != ModuleState.Uninitialized), "LipTrackingActive")
 
     };