diff --git a/.github/workflows/ci-build.yaml b/.github/workflows/ci-build.yaml
index 87dfc17ed3c7..73d89c7dc1d7 100644
--- a/.github/workflows/ci-build.yaml
+++ b/.github/workflows/ci-build.yaml
@@ -6,15 +6,15 @@ name: CI
 # - 3.9  : Part of Matrix with NumPy dispatch
 # - 3.10 : Part of Matrix
 
-on:
-  # Trigger the workflow on push or pull request,
-  # but only for the main branch
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
+# on:
+#   # Trigger the workflow on push or pull request,
+#   # but only for the main branch
+#   push:
+#     branches:
+#       - main
+#   pull_request:
+#     branches:
+#       - main
 
 jobs:
   lint_and_typecheck:
@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Cancel previous
-        uses: styfle/cancel-workflow-action@0.10.0
+        uses: styfle/cancel-workflow-action@0.12.0
         with:
           access_token: ${{ github.token }}
         if: ${{github.ref != 'refs/head/main'}}
@@ -67,7 +67,7 @@ jobs:
             use-latest-jaxlib: false
     steps:
     - name: Cancel previous
-      uses: styfle/cancel-workflow-action@0.10.0
+      uses: styfle/cancel-workflow-action@0.12.0
       with:
         access_token: ${{ github.token }}
       if: ${{github.ref != 'refs/head/main'}}
@@ -124,7 +124,7 @@ jobs:
         python-version: [3.7]
     steps:
     - name: Cancel previous
-      uses: styfle/cancel-workflow-action@0.10.0
+      uses: styfle/cancel-workflow-action@0.12.0
       with:
         access_token: ${{ github.token }}
       if: ${{github.ref != 'refs/head/main'}}
diff --git a/.github/workflows/nightly-ci-multiprocess-gpu.yml b/.github/workflows/nightly-ci-multiprocess-gpu.yml
index dd2772e1e6b7..da31459f9dff 100644
--- a/.github/workflows/nightly-ci-multiprocess-gpu.yml
+++ b/.github/workflows/nightly-ci-multiprocess-gpu.yml
@@ -5,8 +5,8 @@ name: Nightly JAX CI on NVIDIA GPUs
 
 # Controls when the workflow will run
 on:
-  schedule:
-    - cron: "0 12 * * *" # Daily at 12:00 UTC
+#   schedule:
+#     - cron: "0 12 * * *" # Daily at 12:00 UTC
   workflow_dispatch: # allows triggering the workflow run manually
   pull_request:  # Automatically trigger on pull requests affecting this file
     branches: