diff --git a/.github/workflows/ci_cuda.yaml b/.github/workflows/ci_cuda.yaml
index ec792a25a4..02814ed7da 100644
--- a/.github/workflows/ci_cuda.yaml
+++ b/.github/workflows/ci_cuda.yaml
@@ -8,6 +8,8 @@ jobs:
   start-runner:
     name: Start self-hosted EC2 runner
     runs-on: ubuntu-latest
+    # Don't run on forks, they won't have access to secrets anyway.
+    if: ${{ github.event.pull_request.head.repo.full_name == github.event.pull_request.base.repo.full_name }}
     env:
       AWS_REGION: us-east-1
       EC2_AMI_ID: ami-03cfed9ea28f4b002
@@ -70,7 +72,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       AWS_REGION: us-east-1
-    if: ${{ always() }} # required to stop the runner even if the error happened in the previous jobs
+    if: ${{ (success() || failure()) && github.event.pull_request.head.repo.full_name == github.event.pull_request.base.repo.full_name }} # required to stop the runner even if the error happened in the previous jobs
     steps:
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@v1
diff --git a/candle-book/src/lib.rs b/candle-book/src/lib.rs
index a1ec1e94b6..f8ca510ded 100644
--- a/candle-book/src/lib.rs
+++ b/candle-book/src/lib.rs
@@ -28,6 +28,7 @@ let weights = candle::safetensors::load(weights_filename, &Device::Cpu).unwrap()
     #[rustfmt::skip]
     #[test]
     fn book_hub_2() {
+        {
 // ANCHOR: book_hub_2
 use candle::Device;
 use hf_hub::api::sync::Api;
@@ -45,9 +46,10 @@ let weights = candle::safetensors::load_buffer(&mmap[..], &Device::Cpu).unwrap()
         assert_eq!(weights.len(), 206);
     }
 
-    #[rustfmt::skip]
-    #[test]
-    fn book_hub_3() {
+    // #[rustfmt::skip]
+    // #[test]
+    // fn book_hub_3() {
+    {
 // ANCHOR: book_hub_3
 use candle::{DType, Device, Tensor};
 use hf_hub::api::sync::Api;
@@ -102,6 +104,7 @@ let tp_tensor = Tensor::from_raw_buffer(&raw, dtype, &tp_shape, &Device::Cpu).un
         assert_eq!(view.shape(), &[768, 768]);
         assert_eq!(tp_tensor.dims(), &[192, 768]);
     }
+}
 
     #[rustfmt::skip]
     #[test]