diff --git a/.github/workflows/docker-esy.yml b/.github/workflows/docker-esy.yml
index 92febd04..d00a7332 100644
--- a/.github/workflows/docker-esy.yml
+++ b/.github/workflows/docker-esy.yml
@@ -1,5 +1,5 @@
 name: docker-esy
-# on:
+on:
 #   push:
 #     paths:
 #     - 'example/z-docker-esy/**'
diff --git a/.github/workflows/docker-opam.yml b/.github/workflows/docker-opam.yml
index 71605804..5c4630e6 100644
--- a/.github/workflows/docker-opam.yml
+++ b/.github/workflows/docker-opam.yml
@@ -1,5 +1,5 @@
 name: docker-opam
-# on:
+on:
 #   push:
 #     paths:
 #     - 'example/z-docker-opam/**'
diff --git a/.github/workflows/systemd.yml b/.github/workflows/systemd.yml
index 2821c388..446095b3 100644
--- a/.github/workflows/systemd.yml
+++ b/.github/workflows/systemd.yml
@@ -1,5 +1,5 @@
 name: systemd
-# on:
+on:
 #   push:
 #     paths:
 #     - 'example/z-systemd/**'