diff --git a/.github/workflows/makefile.yml b/.github/workflows/makefile.yml
index b07d4ea..915c368 100644
--- a/.github/workflows/makefile.yml
+++ b/.github/workflows/makefile.yml
@@ -13,6 +13,17 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-  
+    
+    - name: Set up Python
+      uses: actions/setup-python@v3
+      with:
+        python-version: '3.x'
+    
+    - name: Install Poetry
+      uses: Gr1N/setup-poetry@v8
+    
+    - name: Install Packages
+      uses: poetry install --with dev
+    
     - name: Running Linter
       run: make lint
diff --git a/makefile b/makefile
index a3901a0..0112790 100644
--- a/makefile
+++ b/makefile
@@ -1,6 +1,5 @@
-PYTHON_FILES=src
+PYTHON_FILES=./src
 lint:
-	ls
 	poetry run ruff $(PYTHON_FILES)
 	poetry run mypy $(PYTHON_FILES)