src/Lsp.vala

diff --git a/src/Lsp.vala b/src/Lsp.vala
index 6ddaaf1..ae0f058 100644 (file)
--- a/src/Lsp.vala
+++ b/src/Lsp.vala
@@ -1005,7 +1005,7 @@ namespace Lsp {
         }
     }
 
-    public class ParameterInformation : Object {
+    public class ParameterInformation : Object, Json.Serializable {
         public string label { get; set; }
         public MarkupContent documentation { get; set; }