diff --git a/.env.example b/.env.example
index c012556..979acaa 100644
--- a/.env.example
+++ b/.env.example
@@ -23,11 +23,6 @@ ANTHROPIC_API_KEY=your-anthropic-api-key-here
 OPENAI_MODEL=gpt-4o-mini
 OPENAI_EMBEDDINGS_MODEL=text-embedding-3-small
 
-# AI Agent API Keys (for voice interviewer)
-DEEPGRAM_API_KEY=your-deepgram-api-key-here
-CARTESIA_API_KEY=your-cartesia-api-key-here
-ELEVENLABS_API_KEY=your-elevenlabs-api-key-here
-
 # LiveKit Configuration (for interview feature)
 LIVEKIT_URL=ws://localhost:7880
 LIVEKIT_API_KEY=devkey
diff --git a/rag/settings.py b/rag/settings.py
index 7230a69..8d1f7b1 100644
--- a/rag/settings.py
+++ b/rag/settings.py
@@ -6,7 +6,7 @@ class RagSettings(BaseSettings):
     database_url: str = "postgresql+asyncpg://tdjx:1309@localhost:5432/hr_ai"
 
     # Milvus Settings
-    milvus_uri: str = "http://5.188.159.90:19530"
+    milvus_uri: str = "milvus_uri"
     milvus_collection: str = "candidate_profiles"
 
     # Redis