diff --git a/lib/functions.php b/lib/functions.php
index f6d1069..9337cb3 100644
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -31,7 +31,7 @@ function driver() {
     } elseif (\extension_loaded("eio")) {
         return new EioDriver;
     } else {
-        return BlockingDriver;
+        return new BlockingDriver;
     }
 }