diff --git a/.github/workflows/test-nvidia-mlperf-inference-implementations.yml b/.github/workflows/test-nvidia-mlperf-inference-implementations.yml
index 3ba2db04e..14a4c7265 100644
--- a/.github/workflows/test-nvidia-mlperf-inference-implementations.yml
+++ b/.github/workflows/test-nvidia-mlperf-inference-implementations.yml
@@ -24,7 +24,7 @@ jobs:
           exclude:
            - model: gptj-99.9
            - system: phoenix1
-           - system: GO-i9
+           - system: GO-i91
           
       steps:
       - name: Test MLPerf Inference NVIDIA ${{ matrix.model }}
diff --git a/script/detect-sudo/customize.py b/script/detect-sudo/customize.py
index dbfe5e5bb..ff4de265f 100644
--- a/script/detect-sudo/customize.py
+++ b/script/detect-sudo/customize.py
@@ -4,6 +4,7 @@
 import select
 import sys
 import grp
+import threading
 
 
 def preprocess(i):