diff --git a/.github/workflows/jupyterlite.yml b/.github/workflows/jupyterlite.yml
index b34ea1d..cdd03a8 100644
--- a/.github/workflows/jupyterlite.yml
+++ b/.github/workflows/jupyterlite.yml
@@ -4,6 +4,7 @@ on:
   push:
     branches:
       - main
+  pull_request:
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/test-solutions.yml b/.github/workflows/test-solutions.yml
index 4e008e1..6aa1633 100644
--- a/.github/workflows/test-solutions.yml
+++ b/.github/workflows/test-solutions.yml
@@ -4,10 +4,8 @@ on:
   push:
     branches:
       - main
+  pull_request:
   workflow_dispatch:
-  schedule:
-    # Every day at 4am UTC (10pm Chicago, 5am Geneva)
-    - cron: "00 4 * * *"
 
 jobs:
   test: