diff --git a/.github/workflows/keep_latest60_results.yml b/.github/workflows/keep_latest60_results.yml
index 1a849167c..30a6b19b4 100644
--- a/.github/workflows/keep_latest60_results.yml
+++ b/.github/workflows/keep_latest60_results.yml
@@ -2,12 +2,10 @@ name: Keep latest 60 results
 
 on:
   schedule:
-    # Runs at 6 AM UTC from November to March (10 PM PST)
-    - cron: '0 6 1-14 3,11 *'
-    - cron: '0 6 * 12-2 *'
+    # Runs at 6 AM UTC from December to February (10 PM PST)
+    - cron: '0 6 * DEC-FEB *'
     # Runs at 5 AM UTC from March to November (10 PM PDT)
-    - cron: '0 5 15-31 3,11 *'
-    - cron: '0 5 * 4-10 *'
+    - cron: '0 5 * MAR-NOV *'
   workflow_dispatch:  # Allows manual trigger from the GitHub UI
 
 jobs: