diff --git a/.github/workflows/sims.yml b/.github/workflows/sims.yml
index 895081a..f337c98 100644
--- a/.github/workflows/sims.yml
+++ b/.github/workflows/sims.yml
@@ -2,11 +2,11 @@ name: Sims
 # Sims workflow runs multiple types of simulations (nondeterminism, import-export, after-import, multi-seed-short)
 # This workflow will run on all Pull Requests, if a .go, .mod or .sum file have been changed
 on:
-  schedule:
-    - cron: "0 */2 * * *"
-  release:
-    types: [published]
-
+  pull_request:
+  push:
+    branches:
+      - main
+      
 concurrency:
   group: ci-${{ github.ref }}-sims
   cancel-in-progress: true