diff --git a/.github/workflows/kitchen.macos.yml b/.github/workflows/kitchen.macos.yml
index 0d32e30..7d09a86 100644
--- a/.github/workflows/kitchen.macos.yml
+++ b/.github/workflows/kitchen.macos.yml
@@ -2,7 +2,7 @@
 # vim: ft=yaml
 ---
 name: 'Kitchen (macOS)'
-'on': ['push', 'pull_request']
+'on': ['workflow_dispatch']
 
 env:
   KITCHEN_LOCAL_YAML: 'kitchen.macos.yml'
diff --git a/.github/workflows/kitchen.vagrant.yml b/.github/workflows/kitchen.vagrant.yml
index b99aad0..1ed1168 100644
--- a/.github/workflows/kitchen.vagrant.yml
+++ b/.github/workflows/kitchen.vagrant.yml
@@ -2,7 +2,7 @@
 # vim: ft=yaml
 ---
 name: 'Kitchen Vagrant (FreeBSD, OpenBSD & Windows)'
-'on': ['push', 'pull_request']
+'on': ['workflow_dispatch']
 
 env:
   KITCHEN_LOCAL_YAML: 'kitchen.vagrant.yml'
diff --git a/.github/workflows/kitchen.windows.yml b/.github/workflows/kitchen.windows.yml
index 540cbc5..d638f7d 100644
--- a/.github/workflows/kitchen.windows.yml
+++ b/.github/workflows/kitchen.windows.yml
@@ -2,7 +2,7 @@
 # vim: ft=yaml
 ---
 name: 'Kitchen (Windows)'
-'on': ['push', 'pull_request']
+'on': ['workflow_dispatch']
 
 env:
   machine_user: kitchen