diff --git a/lib/command/run.js b/lib/command/run.js
index b756ee863..4921ea03c 100644
--- a/lib/command/run.js
+++ b/lib/command/run.js
@@ -8,7 +8,11 @@ module.exports = async function (test, options) {
   // registering options globally to use in config
   // Backward compatibility for --profile
   process.profile = options.profile;
-  process.env.profile = options.profile;
+
+  if (options.profile) {
+    process.env.profile = options.profile;
+  }
+
   const configFile = options.config;
 
   let config = getConfig(configFile);