diff --git a/lib/pip.js b/lib/pip.js
index 7d1777a4..ab165deb 100644
--- a/lib/pip.js
+++ b/lib/pip.js
@@ -212,6 +212,8 @@ function installRequirements(targetFolder, serverless, options) {
         '-e',
         'SSH_AUTH_SOCK=/tmp/ssh_sock'
       );
+      chmod_cmd = ['chmod', '600', '/root/.ssh/id_rsa'];
+      pipCmds.unshift(chmod_cmd);
     }
 
     // If we want a download cache...