diff --git a/n8n-workflows/workflow-a-http.json b/n8n-workflows/workflow-a-http.json
index 6951010..e6eaa4b 100644
--- a/n8n-workflows/workflow-a-http.json
+++ b/n8n-workflows/workflow-a-http.json
@@ -33,11 +33,10 @@
       "id": "uuid-extract-data",
       "name": "Extract Conversation Data",
       "type": "n8n-nodes-base.code",
-      "typeVersion": 2,
+      "typeVersion": 1,
       "position": [650, 200],
       "parameters": {
-        "language": "javascript",
-        "jsCode": "const data = $input.all()[0].json.data;\nreturn data.map(item => ({\njson: {\nticket_id: item.id,\nticket_number: item.number,\nsubject: item.subject,\nproblem_text: (item.threads_text || 'No description provided').substring(0, 2000),\ncustomer_email: item.customer_email\n}\n}));"
+        "functionCode": "const data = $input.all()[0].json.data;\nreturn data.map(item => ({\njson: {\nticket_id: item.id,\nticket_number: item.number,\nsubject: item.subject,\nproblem_text: (item.threads_text || 'No description provided').substring(0, 2000),\ncustomer_email: item.customer_email\n}\n}));"
       }
     },
     {
@@ -61,11 +60,10 @@
       "id": "uuid-parse-response",
       "name": "Parse AI Response",
       "type": "n8n-nodes-base.code",
-      "typeVersion": 2,
+      "typeVersion": 1,
       "position": [1050, 200],
       "parameters": {
-        "language": "javascript",
-        "jsCode": "const content = $json.choices?.[0]?.message?.content || '{}';\nlet aiResponse = {};\ntry {\naiResponse = JSON.parse(content);\n} catch(e) {\naiResponse = {kategorie: 'unknown', lösung_typ: 'ESKALATION', vertrauen: 0.3, antwort_text: 'Fehler bei der Analyse'};\n}\nreturn {json: {...$json, response_text: content, ai_response: aiResponse, vertrauen: aiResponse.vertrauen || 0.3}};"
+        "functionCode": "const content = $json.choices?.[0]?.message?.content || '{}';\nlet aiResponse = {};\ntry {\naiResponse = JSON.parse(content);\n} catch(e) {\naiResponse = {kategorie: 'unknown', lösung_typ: 'ESKALATION', vertrauen: 0.3, antwort_text: 'Fehler bei der Analyse'};\n}\nreturn {json: {...$json, response_text: content, ai_response: aiResponse, vertrauen: aiResponse.vertrauen || 0.3}};"
       }
     },
     {