diff --git a/src/Printer.php b/src/Printer.php
index 5249185..65552b9 100644
--- a/src/Printer.php
+++ b/src/Printer.php
@@ -210,7 +210,7 @@ protected function formatTestDuration($time) {
      */
     protected function hasReplacementSymbol($progress)
     {
-        return in_array($progress, array_keys(static::$symbols));
+        return $this->colors && in_array($progress, array_keys(static::$symbols));
     }
 
     /**