diff --git a/lib/network.js b/lib/network.js
index f0b0673..a92a0ef 100644
--- a/lib/network.js
+++ b/lib/network.js
@@ -498,7 +498,7 @@ function getLinuxDHCPNics() {
     util.noop();
   }
   try {
-    cmd = 'cat /etc/network/interfaces | grep iface';
+    cmd = 'cat /etc/network/interfaces 2> /dev/null| grep iface';
     const lines = execSync(cmd, { maxBuffer: 1024 * 20000 }).toString().split('\n');
     lines.forEach(line => {
       const parts = line.replace(/\s+/g, ' ').trim().split(' ');