diff --git a/evoacme/files/hooks/commit b/evoacme/files/hooks/commit
new file mode 100644
index 00000000..86381dce
--- /dev/null
+++ b/evoacme/files/hooks/commit
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+git_bin=$(command -v git)
+letsencrypt_dir=/etc/letsencrypt
+export GIT_DIR="/etc/.git"
+export GIT_WORK_TREE="/etc"
+
+if test -x "${git_bin}" && test -d "${GIT_DIR}" && test -d "${GIT_WORK_TREE}"; then
+  changed_lines=$(${git_bin} status --porcelain -- ${letsencrypt_dir} | wc -l | tr -d ' ')
+
+  if [ "${changed_lines}" != "0" ]; then
+      ${git_bin} add --all ${letsencrypt_dir}
+      message="[letsencrypt] certificates renewal (${RENEWED_DOMAINS})"
+      ${git_bin} commit --message "${message}" --quiet
+  else
+      echo "Weird, nothing has changed but the hook has been executed for '${RENEWED_DOMAINS}'"
+  fi
+fi
diff --git a/evoacme/tasks/main.yml b/evoacme/tasks/main.yml
index 08bb980a..09edb86c 100644
--- a/evoacme/tasks/main.yml
+++ b/evoacme/tasks/main.yml
@@ -17,6 +17,7 @@
     - reload_nginx
     - reload_dovecot
     - reload_postfix
+    - commit
 
 - include: conf.yml