diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 78a8fe28e47d8..e4ace8c0adc09 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -45,11 +45,10 @@ jobs:
   # Check crate compiles and base cargo check passes
   linux-build-lib:
     name: linux build test
-    runs-on: ${{ github.repository_owner == 'apache' && format('runs-on={0},family=m7a,cpu=16,image=ubuntu24-full-x64,extras=s3-cache,disk=large,tag=datafusion', github.run_id) || 'ubuntu-latest' }}
+    runs-on: ubuntu-latest
     container:
       image: amd64/rust
     steps:
-      - uses: runs-on/action@cd2b598b0515d39d78c38a02d529db87d2196d1e  # v2.0.3
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
       - name: Setup Rust toolchain
         uses: ./.github/actions/setup-builder
@@ -267,13 +266,12 @@ jobs:
   linux-test:
     name: cargo test (amd64)
     needs: linux-build-lib
-    runs-on: ${{ github.repository_owner == 'apache' && format('runs-on={0},family=m7a,cpu=16,image=ubuntu24-full-x64,extras=s3-cache,disk=large,tag=datafusion', github.run_id) || 'ubuntu-latest' }}
+    runs-on: ubuntu-latest
     container:
       image: amd64/rust
       volumes:
         - /usr/local:/host/usr/local
     steps:
-      - uses: runs-on/action@cd2b598b0515d39d78c38a02d529db87d2196d1e  # v2.0.3
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
         with:
           submodules: true
diff --git a/docs/source/contributor-guide/index.md b/docs/source/contributor-guide/index.md
index 900df2f88174f..ea42329f2c00f 100644
--- a/docs/source/contributor-guide/index.md
+++ b/docs/source/contributor-guide/index.md
@@ -199,9 +199,3 @@ Please understand the reviewing capacity is **very limited** for the project, so
 ### Better ways to contribute than an “AI dump”
 
 It's recommended to write a high-quality issue with a clear problem statement and a minimal, reproducible example. This can make it easier for others to contribute.
-
-### CI Runners
-
-We use [Runs-On](https://runs-on.com/) for some actions in the main repository, which run in the ASF AWS account to speed up CI time. In forks, these actions run on the default GitHub runners since forks do not have access to ASF infrastructure.
-
-We also use standard GitHub runners for some actions in the main repository; these are also runnable in forks.