diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index c4d41bb8719f5..6d87d467e00ba 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -47,7 +47,7 @@ jobs:
       SPARK_BENCHMARK_NUM_SPLITS: ${{ github.event.inputs.num-splits }}
       SPARK_BENCHMARK_CUR_SPLIT: ${{ matrix.split }}
       SPARK_GENERATE_BENCHMARK_FILES: 1
-      SPARK_LOCAL_IP: 127.0.0.1
+      SPARK_LOCAL_IP: localhost
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 2e2fd3bbf4f26..68462dacb0e53 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -83,7 +83,7 @@ jobs:
       CONDA_PREFIX: /usr/share/miniconda
       GITHUB_PREV_SHA: ${{ github.event.before }}
       GITHUB_INPUT_BRANCH: ${{ github.event.inputs.target }}
-      SPARK_LOCAL_IP: 127.0.0.1
+      SPARK_LOCAL_IP: localhost
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
@@ -172,7 +172,7 @@ jobs:
       CONDA_PREFIX: /usr/share/miniconda
       GITHUB_PREV_SHA: ${{ github.event.before }}
       GITHUB_INPUT_BRANCH: ${{ github.event.inputs.target }}
-      SPARK_LOCAL_IP: 127.0.0.1
+      SPARK_LOCAL_IP: localhost
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
@@ -240,7 +240,7 @@ jobs:
       HIVE_PROFILE: hive2.3
       GITHUB_PREV_SHA: ${{ github.event.before }}
       GITHUB_INPUT_BRANCH: ${{ github.event.inputs.target }}
-      SPARK_LOCAL_IP: 127.0.0.1
+      SPARK_LOCAL_IP: localhost
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2
@@ -472,7 +472,7 @@ jobs:
     name: Run TPC-DS queries with SF=1
     runs-on: ubuntu-20.04
     env:
-      SPARK_LOCAL_IP: 127.0.0.1
+      SPARK_LOCAL_IP: localhost
     steps:
     - name: Checkout Spark repository
       uses: actions/checkout@v2