diff --git a/ariadne_codegen/client_generators/dependencies/base_operation.py b/ariadne_codegen/client_generators/dependencies/base_operation.py
index 9f9c766..2be9407 100644
--- a/ariadne_codegen/client_generators/dependencies/base_operation.py
+++ b/ariadne_codegen/client_generators/dependencies/base_operation.py
@@ -144,13 +144,11 @@ def get_formatted_variables(self) -> Dict[str, Dict[str, Any]]:
         formatted_variables = self.formatted_variables.copy()
 
         # Collect variables from subfields
-        for subfield in self._subfields:
-            subfield.get_formatted_variables()
-            formatted_variables.update(subfield.formatted_variables)
+        for subfield in self._subfields:            
+            formatted_variables.update(subfield.get_formatted_variables())
 
         # Collect variables from inline fragments
         for subfields in self._inline_fragments.values():
-            for subfield in subfields:
-                subfield.get_formatted_variables()
-                formatted_variables.update(subfield.formatted_variables)
+            for subfield in subfields:                
+                formatted_variables.update(subfield.get_formatted_variables())
         return formatted_variables