diff --git a/JsonGenerator/source/json_loader.py b/JsonGenerator/source/json_loader.py
index 8c83e1c..ac50c11 100644
--- a/JsonGenerator/source/json_loader.py
+++ b/JsonGenerator/source/json_loader.py
@@ -617,7 +617,7 @@ def cpp_name(self):
         if self.is_renamed:
             return super().cpp_name
         elif isinstance(self.parent, JsonMethod):
-            return self.parent.actual_name.capitalize() + super().cpp_name
+            return self.parent.actual_name[0].upper() + self.parent.actual_name[1:] + super().cpp_name
         elif isinstance(self.parent, JsonArray):
             return self.parent.cpp_name
         else: