diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 808d0fc..5bfea8e 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -19,7 +19,7 @@ uv venv
 source .venv/bin/activate  # On Windows: .venv\Scripts\activate
 
 # Install development dependencies with uv
-uv add -e ".[dev]"
+uv sync --extra dev
 
 # Alternatively, using pip
 # python -m venv venv
diff --git a/README.md b/README.md
index e0a4dfb..1b9dbf0 100644
--- a/README.md
+++ b/README.md
@@ -137,7 +137,7 @@ cd fastapi_mcp
 # Create a virtual environment and install dependencies with uv
 uv venv
 source .venv/bin/activate  # On Windows: .venv\Scripts\activate
-uv add -e ".[dev]"
+uv sync --extra dev
 
 # Run tests
 uv run pytest