diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 7e6f5a4..4f5d60c 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -5,8 +5,6 @@ on:
   pull_request:
     branches: [ master ]
   workflow_dispatch:
-  schedule:
-  - cron: "0 9 * * *"
 jobs:
   test:
     if: ${{ false }}  # disable for now
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c1d86d7..b249a79 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -5,8 +5,6 @@ on:
   pull_request:
     branches: [ master ]
   workflow_dispatch:
-  schedule:
-  - cron: "0 9 * * 0"
 jobs:
   test:
     runs-on: ${{ matrix.os }}