diff --git a/plugins/TwitterBridge/daemons/twitterstatusfetcher.php b/plugins/TwitterBridge/daemons/twitterstatusfetcher.php
index 96a517732a..f1305696b3 100755
--- a/plugins/TwitterBridge/daemons/twitterstatusfetcher.php
+++ b/plugins/TwitterBridge/daemons/twitterstatusfetcher.php
@@ -759,10 +759,7 @@ class TwitterStatusFetcher extends ParallelizingDaemon
             default:
                 continue;
             }
-            $text = substr_replace($text,
-                                   $linkText,
-                                   $object->indices[0],
-                                   $object->indices[1] - $object->indices[0]);
+            $text = mb_substr($text, 0, $object->indices[0]) . $linkText . mb_substr($text, $object->indices[1]);
         }
         return $text;
     }