diff --git a/modules/gui/pymod/init_splash.py b/modules/gui/pymod/init_splash.py
index de8f10c47fd128e3c2e6932409bdfa8eb17d51aa..dd34cd4b0f1ca0001c5ce89026af1f0610c35264 100644
--- a/modules/gui/pymod/init_splash.py
+++ b/modules/gui/pymod/init_splash.py
@@ -12,7 +12,7 @@ You are running version %s<br /><br />If you are new to OpenStructure, we
 invite you to run the demos from the examples directory. Scripts can be 
 displayed by right clicking on the file and selecting 'Show source'.<br/><br/>
 Feel free visit our website at:<br /> 
-<a href='http://www.openstructure.org'>http://www.openstructure.org</a>
+<a href='https://www.openstructure.org'>https://www.openstructure.org</a>
 """ % ost.VERSION
 
 class SplashDialog(QtWidgets.QDialog):