diff --git a/index.html b/index.html
index a788e47..7061347 100644
--- a/index.html
+++ b/index.html
@@ -12,7 +12,7 @@
       <div class="history">
         <button class="history-item active" type="button">로컬 LLM</button>
       </div>
-      <div class="model">qwen2.5:3b</div>
+      <div class="model">qwen2.5:7b</div>
     </aside>
 
     <main class="chat-shell">
diff --git a/local_llm_chat.py b/local_llm_chat.py
index 4aee7de..125a4e0 100644
--- a/local_llm_chat.py
+++ b/local_llm_chat.py
@@ -6,7 +6,7 @@ from pathlib import Path
 import ollama
 
 
-DEFAULT_MODEL = "qwen2.5:3b"
+DEFAULT_MODEL = "qwen2.5:7b"
 DEFAULT_FILES = [
     "README.md",
     "Auto_Seat.ino",
diff --git a/server.py b/server.py
index 37e515f..ffb581b 100644
--- a/server.py
+++ b/server.py
@@ -9,7 +9,7 @@ import ollama
 
 
 ROOT = Path(__file__).parent
-MODEL = "qwen2.5:3b"
+MODEL = "qwen2.5:7b"
 HOST = "0.0.0.0"
 PORT = 8787