diff --git a/doc/XaoS.lsm b/doc/XaoS.lsm
index f16d949f..4c309b6a 100644
--- a/doc/XaoS.lsm
+++ b/doc/XaoS.lsm
@@ -20,7 +20,7 @@ Author:         jh@ucw.cz (Jan Hubicka)
 		thomas@tivoli.com (Thomas Marsh)
 Maintained-by:  zoltan@geogebra.org (Zoltan Kovacs)
 		jblangston@jblangston.com (J.B. Langston)
-Primary-site:   xaos.sf.net
+Primary-site:   https://xaos-project.github.io
 Platform:       GNU/Linux or any UNIX with X11 and ANSI C compiler,
 		Microsoft Windows (95, 98, XP), Mac OS X
 Copying-policy: GNU GENERAL PUBLIC LICENSE
diff --git a/src/ui/main.cpp b/src/ui/main.cpp
index e029a838..d0e1311b 100644
--- a/src/ui/main.cpp
+++ b/src/ui/main.cpp
@@ -291,7 +291,7 @@ static void ui_about(struct uih_context *uih)
         window = reinterpret_cast<MainWindow *>(uih->data);
     QMessageBox::about(
         window, TR("Menu", "About"),
-        "<a href=\"http://xaos.sf.net\">" +
+        "<a href=\"https://xaos-project.github.io/\">" +
             QCoreApplication::applicationName() + "</a> " +
             QCoreApplication::applicationVersion() + " (" +
             QSysInfo::kernelType() + " " +
diff --git a/tutorial/render.xaf b/tutorial/render.xaf
index 7ffbff08..513f1236 100644
--- a/tutorial/render.xaf
+++ b/tutorial/render.xaf
@@ -7,14 +7,14 @@
 animated tutorial
 \"An introduction to fractals\"
 
-See http://xaos.sf.net
-for next 8 chapters.")
+See https://xaos-project.github.io/
+for the 8 chapters.")
 (textsleep)
 (text "Rendered by
 XaoS - a real-time fractal zoomer
 
 XaoS is free software. Download it from:
-http://xaos.sf.net
+https://xaos-project.github.io/
 to see the whole tutorial calculated in
 realtime at much higher quality.")
 (textsleep)