diff --git a/src/Profiler/Profile.php b/src/Profiler/Profile.php
index 4d8ba3efd..d83da40af 100644
--- a/src/Profiler/Profile.php
+++ b/src/Profiler/Profile.php
@@ -86,7 +86,7 @@ class Profile implements \IteratorAggregate, \Serializable
     /**
      * Returns the duration in microseconds.
      *
-     * @return int
+     * @return float
      */
     public function getDuration()
     {