diff --git a/tests/cpufreq/cpufreq.py b/tests/cpufreq/cpufreq.py
index 923efd13ebe18593dba428930a4ef9a0db99c21e..a87d57e80208a4e35a3610add3019e5f311f226a 100755
--- a/tests/cpufreq/cpufreq.py
+++ b/tests/cpufreq/cpufreq.py
@@ -35,7 +35,7 @@ class CPU:
     def get_info(self):
         cmd = Command("lscpu")
         try:
-            nums = cmd.get_str('CPU\(s\):\s+(?P<cpus>\d+)', 'cpus', False)
+            nums = cmd.get_str('^CPU\S*:\s+(?P<cpus>\d+)$', 'cpus', False)
         except:
             return False
         self.nums = int(nums)