diff --git a/misc/config_tools/board_inspector/cpuparser/platformbase.py b/misc/config_tools/board_inspector/cpuparser/platformbase.py
index c514e5935..e0f6cbc24 100644
--- a/misc/config_tools/board_inspector/cpuparser/platformbase.py
+++ b/misc/config_tools/board_inspector/cpuparser/platformbase.py
@@ -6,6 +6,7 @@
 """Base classes and infrastructure for CPUID and MSR decoding"""
 
 from __future__ import print_function
+import sys
 import subprocess # nosec
 import re
 import functools