diff --git a/pr_agent/algo/__init__.py b/pr_agent/algo/__init__.py
index 2a9b1f34f..10b50184d 100644
--- a/pr_agent/algo/__init__.py
+++ b/pr_agent/algo/__init__.py
@@ -19,6 +19,7 @@
     'gpt-4o-mini': 128000,  # 128K, but may be limited by config.max_model_tokens
     'gpt-4o-mini-2024-07-18': 128000,  # 128K, but may be limited by config.max_model_tokens
     'gpt-4o-2024-08-06': 128000,  # 128K, but may be limited by config.max_model_tokens
+    'gpt-4o-2024-11-20': 128000,  # 128K, but may be limited by config.max_model_tokens
     'o1-mini': 128000,  # 128K, but may be limited by config.max_model_tokens
     'o1-mini-2024-09-12': 128000,  # 128K, but may be limited by config.max_model_tokens
     'o1-preview': 128000,  # 128K, but may be limited by config.max_model_tokens
diff --git a/pr_agent/settings/configuration.toml b/pr_agent/settings/configuration.toml
index 4d31f9b20..264439b8a 100644
--- a/pr_agent/settings/configuration.toml
+++ b/pr_agent/settings/configuration.toml
@@ -1,8 +1,8 @@
 [config]
 # models
 model="gpt-4-turbo-2024-04-09"
-model_turbo="gpt-4o-2024-08-06"
-fallback_models=["gpt-4o-2024-05-13"]
+model_turbo="gpt-4o-2024-11-20"
+fallback_models=["gpt-4o-2024-08-06"]
 # CLI
 git_provider="github"
 publish_output=true
diff --git a/requirements.txt b/requirements.txt
index afb6af682..9b6bc5af9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ google-cloud-aiplatform==1.38.0
 google-generativeai==0.8.3
 google-cloud-storage==2.10.0
 Jinja2==3.1.2
-litellm==1.52.0
+litellm==1.52.12
 loguru==0.7.2
 msrest==0.7.1
 openai==1.54.1