diff --git a/.github/workflows/build_boards.yml b/.github/workflows/build_boards.yml
index 613cbd56..92659e47 100644
--- a/.github/workflows/build_boards.yml
+++ b/.github/workflows/build_boards.yml
@@ -2,10 +2,9 @@ name: build_boards
 
 on:
   workflow_dispatch:
-  workflow_run:
-    workflows: ["cache layers"]
-    types: 
-    - completed
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    - cron:  '5 2 * * 6'
 
 env:
   BUILDDIR: build
diff --git a/.github/workflows/build_demos.yml b/.github/workflows/build_demos.yml
index 0408c74e..75ea7283 100644
--- a/.github/workflows/build_demos.yml
+++ b/.github/workflows/build_demos.yml
@@ -2,10 +2,9 @@ name: build_demos
 
 on:
   workflow_dispatch:
-  workflow_run:
-    workflows: ["cache layers"]
-    types: 
-    - completed
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    - cron:  '5 2 * * 6'
 
 env:
   BUILDDIR: demos
diff --git a/.github/workflows/build_validation.yml b/.github/workflows/build_validation.yml
index 5b0ff2de..5c9d604e 100644
--- a/.github/workflows/build_validation.yml
+++ b/.github/workflows/build_validation.yml
@@ -2,10 +2,10 @@ name: build_validation
 
 on:
   workflow_dispatch:
-  workflow_run:
-    workflows: ["cache layers"]
-    types: 
-    - completed
+  push:
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    - cron:  '5 2 * * 6'
 
 env:
   BUILDDIR: validation
diff --git a/.github/workflows/cache_layers.yml b/.github/workflows/cache_layers.yml
index 8fb8bf8f..bc32e0a5 100644
--- a/.github/workflows/cache_layers.yml
+++ b/.github/workflows/cache_layers.yml
@@ -2,9 +2,10 @@ name: cache_layers
 
 on:
   workflow_dispatch:
+  push:
   schedule:
     # * is a special character in YAML so you have to quote this string
-    - cron:  '5 2 * * 6'
+    - cron:  '5 1 * * *'
 
 jobs:
   prepare: