diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 08b01b5..3457390 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install -U pip
-          pip install .
+          pip install -e ".[dev]"
       - name: Lint and check formatting
         run: |
           ruff check .
@@ -44,7 +44,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install -U pip
-          pip install .
+          pip install -e ".[dev]"
       - name: Run all tests
         run: |
           pytest . -v
diff --git a/README.md b/README.md
index 2a56b80..b8a6e87 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ python3 -m venv .venv
 source .venv/bin/activate
 
 # Install the dependencies
-pip install -e . 
+pip install -e ".[dev]"
 ```
 
 #### Creating the Slack app
@@ -84,7 +84,7 @@ python3 -m venv .venv
 source .venv/bin/activate
 
 # Install all the dependencies
-pip install -e . 
+pip install -e ".[dev]"
 
 # Start your local server
 python3 app.py
diff --git a/pyproject.toml b/pyproject.toml
index f87103a..0d47a31 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,9 +10,13 @@ readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
 	"slack-bolt==1.30.0",
+	"slack-cli-hooks<1",
+]
+
+[project.optional-dependencies]
+dev = [
 	"pytest==9.1.1",
 	"ruff==0.16.9",
-	"slack-cli-hooks<1",
 ]
 
 [tool.setuptools.packages.find]