diff --git a/example/requirements.txt b/example/requirements.txt
old mode 100644
new mode 100755
index c72ea75..c5d4872
--- a/example/requirements.txt
+++ b/example/requirements.txt
@@ -1,2 +1,2 @@
-python-engineio==0.1.0
+python-engineio==0.6.5
 six==1.9.0