diff --git a/src/Bridge/Function.cs b/src/Bridge/Function.cs
index 238c52f8..b2dfcb3e 100644
--- a/src/Bridge/Function.cs
+++ b/src/Bridge/Function.cs
@@ -28,6 +28,7 @@ namespace Cxxi
             Usage = ParameterUsage.Unknown;
             HasDefaultValue = false;
             IsConst = false;
+            Conversion = TypeConversionKind.None;
         }
 
         public Type Type { get; set; }
@@ -35,6 +36,8 @@ namespace Cxxi
         public bool HasDefaultValue { get; set; }
         public bool IsConst { get; set; }
 
+        public TypeConversionKind Conversion { get; set; }
+
         public override T Visit<T>(IDeclVisitor<T> visitor)
         {
             return visitor.VisitParameterDecl(this);