diff --git a/_raw/online-demo.html b/_raw/online-demo.html
index b6d6a92..03729fb 100644
--- a/_raw/online-demo.html
+++ b/_raw/online-demo.html
@@ -1,11 +1,10 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <meta http-equiv="refresh" content="0;
-    url='https://mybinder.org/v2/gh/colomoto/colomoto-docker/mybinder/latest??labpath=tutorials%2FBoNesis%2FSynthesis+of+Boolean+networks.ipynb'" />
+    <meta http-equiv="refresh" content="0; url='https://mybinder.org/v2/gh/colomoto/colomoto-docker/mybinder/latest?labpath=tutorials%2FBoNesis%2FSynthesis+of+Boolean+networks.ipynb'">
   </head>
   <body>
     <p>You will be redirected to 
-    <a href="https://mybinder.org/v2/gh/colomoto/colomoto-docker/mybinder/latest??labpath=tutorials%2FBoNesis%2FSynthesis+of+Boolean+networks.ipynb?labpath=tutorials%2FBoNesis%2FSynthesis+of+Boolean+networks.ipynb">mybinder.org</a>
+    <a href="https://mybinder.org/v2/gh/colomoto/colomoto-docker/mybinder/latest?labpath=tutorials%2FBoNesis%2FSynthesis+of+Boolean+networks.ipynb">mybinder.org</a>
   </body>
 </html>
