diff --git a/test/common/child_process.js b/test/common/child_process.js
index 30669821bf4165..6d52e33fcef8d4 100644
--- a/test/common/child_process.js
+++ b/test/common/child_process.js
@@ -12,14 +12,18 @@ function cleanupStaleProcess(filename) {
   }
   process.once('beforeExit', () => {
     const basename = filename.replace(/.*[/\\]/g, '');
-    require('child_process')
-      .execFileSync(`${process.env.SystemRoot}\\System32\\wbem\\WMIC.exe`, [
-        'process',
-        'where',
-        `commandline like '%${basename}%child'`,
-        'delete',
-        '/nointeractive',
-      ]);
+    try {
+      require('child_process')
+        .execFileSync(`${process.env.SystemRoot}\\System32\\wbem\\WMIC.exe`, [
+          'process',
+          'where',
+          `commandline like '%${basename}%child'`,
+          'delete',
+          '/nointeractive',
+        ]);
+    } catch {
+      // Ignore failures, there might not be any stale process to clean up.
+    }
   });
 }