diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 02a6bb7..eefd4b2 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,3 +1,15 @@
+# Install the hooks in this file:
+#   pre-commit install --hook-type pre-commit
+#   pre-commit install --hook-type commit-msg
+#
+# (optional) test hooks for staged files:
+#   pre-commit run --verbose
+#
+# (optional) test hooks for all files:
+#   pre-commit run --all-files --verbose
+
+default_stages: [commit]
+
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
   rev: v4.6.0
@@ -20,3 +32,9 @@ repos:
   rev: 24.4.2
   hooks:
     - id: black
+
+- repo: https://github.com/commitizen-tools/commitizen
+  rev: v3.28.0
+  hooks:
+    - id: commitizen
+      stages: [commit-msg]
diff --git a/README.md b/README.md
index 589ab39..3f6ea50 100644
--- a/README.md
+++ b/README.md
@@ -128,13 +128,16 @@ Install [pre-commit](https://pre-commit.com/) if not already installed:
 
     python -m pip install --user pre-commit
 
-Install pre-commit hooks in your working copy:
+Install pre-commit hooks in your git working copy:
 
-    pre-commit install
+    pre-commit install --hook-type pre-commit
+    pre-commit install --hook-type commit-msg
 
 Kindly create an [issue](https://github.com/asyrjasalo/RESTinstance/issues)
 and then create a pull request.
 
+Use [Conventional Commits](https://www.conventionalcommits.org/).
+
 ### Local development
 
 Install [PDM](https://pdm-project.org/latest/):