diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index c1bdc4c7e..57b80b78d 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -13,7 +13,9 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
-permissions: read-all
+permissions:
+  contents: read
+  pull-requests: read
 
 jobs:
   bench:
diff --git a/.github/workflows/bench_ec2_reusable.yml b/.github/workflows/bench_ec2_reusable.yml
index 15cb44b33..7da9c19f7 100644
--- a/.github/workflows/bench_ec2_reusable.yml
+++ b/.github/workflows/bench_ec2_reusable.yml
@@ -68,7 +68,9 @@ env:
   AMI_UBUNTU_LATEST_X86_64: ami-0e86e20dae9224db8
   AMI_UBUNTU_LATEST_AARCH64: ami-096ea6a12ea24a797
 
-permissions: read-all
+permissions:
+  contents: read
+  pull-requests: read
 
 jobs:
   start-ec2-runner: