diff --git a/src/Parlot/Fluent/ParseResult.cs b/src/Parlot/Fluent/ParseResult.cs
index d010b2d..ecce3d0 100644
--- a/src/Parlot/Fluent/ParseResult.cs
+++ b/src/Parlot/Fluent/ParseResult.cs
@@ -1,6 +1,6 @@
 namespace Parlot
 {
-    public ref struct ParseResult<T>
+    public struct ParseResult<T>
     {
         public ParseResult(int start, int end, T value)
         {