diff --git a/README.md b/README.md
index 8291989..66090fc 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ curl -X POST http://localhost:8005/transcribe \
   "duration_sec": 2.7,
   "stt_time_sec": 7.14,
   "punct_time_sec": 0.87,
-  "server_used": "178.17.143.46:8080",
+  "server_used": "<QWEN_SERVER:8080>",
   "stt_engine": "gigaam"
 }
 ```
@@ -103,7 +103,7 @@ curl http://localhost:8005/health
       │
       ▼
 ┌─────────────┐
-│ Qwen3.5-4B  │ ← Пунктуация (178.17.143.46:8080)
+│ Qwen3.5-4B  │ ← Пунктуация (<QWEN_SERVER:8080>)
 └─────┬───────┘
       │
       ▼
@@ -128,7 +128,7 @@ stt-pipeline-v3/
 - FFmpeg (конвертация аудио)
 - T-one STT (localhost:8003)
 - GigaAM-v2 STT (localhost:8001)
-- Qwen3.5-4B (178.17.143.46:8080)
+- Qwen3.5-4B (<QWEN_SERVER:8080>)
 
 ## 📝 Лицензия
 
diff --git a/app.py b/app.py
index e5f765d..f132768 100644
--- a/app.py
+++ b/app.py
@@ -22,10 +22,10 @@ import requests
 load_dotenv()
 
 # === Configuration from .env ===
-TONE_URL = os.getenv("TONE_URL", "http://localhost:8003/transcribe")
-GIGAAM_URL = os.getenv("GIGAAM_URL", "http://localhost:8001/transcribe")
-QWEN_URL = os.getenv("QWEN_URL", "http://178.17.143.46:8080/v1/chat/completions")
-QWEN_URL_FALLBACK = os.getenv("QWEN_URL_FALLBACK", "http://192.168.10.101:8888/v1/chat/completions")
+TONE_URL = os.getenv("TONE_URL", "")
+GIGAAM_URL = os.getenv("GIGAAM_URL", "")
+QWEN_URL = os.getenv("QWEN_URL", "")
+QWEN_URL_FALLBACK = os.getenv("QWEN_URL_FALLBACK", "")
 QWEN_API_KEY = os.getenv("QWEN_API_KEY", "")
 QWEN_MODEL = os.getenv("QWEN_MODEL", "Qwen3.5-4B-Q5_K_M.gguf")
 QWEN_MODEL_FALLBACK = os.getenv("QWEN_MODEL_FALLBACK", "Qwen3.5-4B-MTP-GGUF")
@@ -156,11 +156,11 @@ async def transcribe(file: UploadFile = File(...)):
 
         # Step 2: Punctuation
         punct_start = time.time()
-        server_used = "178.17.143.46:8080"
+        server_used = QWEN_URL.split(":")[1].split("/")[0] if QWEN_URL else "unknown"
         try:
             punctuated = add_punctuation(text, QWEN_URL, QWEN_API_KEY, QWEN_MODEL)
         except Exception:
-            server_used = "192.168.10.101:8888"
+            server_used = QWEN_URL_FALLBACK.split(":")[1].split("/")[0] if QWEN_URL_FALLBACK else "unknown"
             punctuated = add_punctuation(text, QWEN_URL_FALLBACK, QWEN_API_KEY, QWEN_MODEL_FALLBACK)
         punct_time = time.time() - punct_start