diff --git a/phantomjs-env/src/main/scala/org/scalajs/jsenv/phantomjs/PhantomJSEnv.scala b/phantomjs-env/src/main/scala/org/scalajs/jsenv/phantomjs/PhantomJSEnv.scala
index 3b8628dc0..152c828db 100644
--- a/phantomjs-env/src/main/scala/org/scalajs/jsenv/phantomjs/PhantomJSEnv.scala
+++ b/phantomjs-env/src/main/scala/org/scalajs/jsenv/phantomjs/PhantomJSEnv.scala
@@ -133,6 +133,8 @@ final class PhantomJSEnv(config: PhantomJSEnv.Config) extends JSEnv {
     try {
       out.write(
           s"""// Scala.js Phantom.js launcher
+             |if (!console.error)
+             |  console.error = console.log;
              |var page = require('webpage').create();
              |var url = "${escapeJS(fixFileURI(webF.toURI).toASCIIString)}";
              |page.onConsoleMessage = function(msg) {