diff --git a/.github/workflows/kernel-akmods.yml b/.github/workflows/kernel-akmods.yml
index 22c50f2..f9cbb81 100644
--- a/.github/workflows/kernel-akmods.yml
+++ b/.github/workflows/kernel-akmods.yml
@@ -7,7 +7,7 @@ name: kernel-akmods
 
 on:
   schedule:
-    - cron: '0 5 * * 6'  # 5 am on Saturdays
+    - cron: '0 5 */3 * *'  # 5 am every 3rd day
   push:
     paths:
         - 'kernel-akmods.Dockerfile'
diff --git a/.github/workflows/os.yml b/.github/workflows/os.yml
index ce1983c..7f243f6 100644
--- a/.github/workflows/os.yml
+++ b/.github/workflows/os.yml
@@ -7,7 +7,7 @@ name: os
 
 on:
   schedule:
-    - cron: '0 6 * * 6'  # 6 am on Saturdays
+    - cron: '0 6 */3 * *'  # 6 am every 3rd day
   push:
     paths:
         - 'Dockerfile'