diff --git a/Program.cs b/Program.cs
index 790d50c..f8e80b8 100644
--- a/Program.cs
+++ b/Program.cs
@@ -454,7 +454,7 @@ await Parallel.ForEachAsync(items, async (item, _) =>
                            extMethod)
                         : false));
                 if (method == null)
-                    str.AppendLine($"* {extMethod.replace("{", "{").replace("}", "}")}");
+                    str.AppendLine($"* {extMethod.Replace("{", "{").Replace("}", "}")}");
                 else
                     str.AppendLine($"* {Link(method.Uid, isGroupedType)}");
             }