diff --git a/app/services/filler.py b/app/services/filler.py
index 148b2ff..86c4c07 100644
--- a/app/services/filler.py
+++ b/app/services/filler.py
@@ -1,6 +1,6 @@
 from datetime import datetime
 
-from pdfrw import PdfReader, PdfWriter
+from pdfrw import PdfReader, PdfWriter, PdfName
 
 from app.services.llm import LLM
 
@@ -41,8 +41,31 @@ def fill_form(self, pdf_form: str, llm: LLM):
                 for annot in sorted_annots:
                     if annot.Subtype == "/Widget" and annot.T:
                         if i < len(answers_list):
-                            annot.V = f"{answers_list[i]}"
-                            annot.AP = None
+                            val = answers_list[i]
+                            
+                            # Inspection du type de champ pour identifier les boutons / cases à cocher (/Btn)
+                            ft = getattr(annot, 'FT', None)
+                            if ft == '/Btn':
+                                # Traduction de la réponse de l'IA en état booléen
+                                is_checked = False
+                                if isinstance(val, bool):
+                                    is_checked = val
+                                elif isinstance(val, str):
+                                    is_checked = val.lower() in ['true', 'yes', '1', 'on', 'checked', 'oui']
+                                
+                                # Attribution de la valeur et de l'état d'affichage (Appearance State)
+                                if is_checked:
+                                    annot.V = PdfName('/Yes')
+                                    annot.AS = PdfName('/Yes')
+                                else:
+                                    annot.V = PdfName('/Off')
+                                    annot.AS = PdfName('/Off')
+                                annot.AP = None
+                            else:
+                                # Logique standard pour les champs de texte (/Tx)
+                                annot.V = f"{val}"
+                                annot.AP = None
+                                
                             i += 1
                         else:
                             # Stop if we run out of answers
@@ -51,4 +74,4 @@ def fill_form(self, pdf_form: str, llm: LLM):
         PdfWriter().write(output_pdf, pdf)
 
         # Your main.py expects this function to return the path
-        return output_pdf
+        return output_pdf
\ No newline at end of file
diff --git a/app/services/llm.py b/app/services/llm.py
index 85e168c..4e36469 100644
--- a/app/services/llm.py
+++ b/app/services/llm.py
@@ -36,7 +36,8 @@ def main_loop(self):
 
         total_fields = len(self._target_fields)
         for i, (field, field_type) in enumerate(self._target_fields.items(), 1):
-            prompt = self.build_prompt(field, field_type if isinstance(field_type, str) else "string")
+            f_type = field_type if isinstance(field_type, str) else "string"
+            prompt = self.build_prompt(field, f_type)
             ollama_url = f"{OLLAMA_HOST}/api/generate"
             ollama_model = self._model or OLLAMA_MODEL
 
@@ -70,30 +71,34 @@ def main_loop(self):
                 raise RuntimeError("Failed to get response from Ollama after retries.")
             else:
                 parsed_response = json_data["response"]
-                self.add_response_to_json(field, parsed_response)
+                # Passage du type de champ pour permettre le mapping booléen
+                self.add_response_to_json(field, parsed_response, field_type=f_type)
                 logger.info("[%d/%d] Extracted data for field '%s' successfully.", i, total_fields, field)
 
         logger.info("Resulting JSON created from the input text:\n%s", json.dumps(self._json, indent=2))
 
         return self
 
-    def add_response_to_json(self, field: str, value: str):
+    def add_response_to_json(self, field: str, value: str, field_type: str = "string"):
         """
-        this method adds the following value under the specified field,
-        or under a new field if the field doesn't exist, to the json dict
+        This method adds the following value under the specified field,
+        or under a new field if the field doesn't exist, to the json dict.
+        Includes boolean mapping for checkbox/button fields.
         """
         value = value.strip().replace('"', "")
         parsed_value = None
 
         if value != "-1":
-            parsed_value = value
+            # Mapping des types booléens / cases à cocher
+            if field_type.lower() in ["boolean", "bool", "checkbox", "btn"]:
+                parsed_value = value.lower() in ["true", "yes", "1", "on", "checked", "oui"]
+            else:
+                parsed_value = value
 
         if field in self._json.keys():
             self._json[field].append(parsed_value)
         else:
             self._json[field] = parsed_value
 
-
-
     def get_data(self):
-        return self._json
+        return self._json
\ No newline at end of file