diff --git a/_config.yml b/_config.yml
index b7d7018..d05fa50 100644
--- a/_config.yml
+++ b/_config.yml
@@ -2,7 +2,7 @@ name: "wiki.mbirth.de"
 description: "All you never wanted to know"
 birthday: "2014-05-08 21:23:39 +0200"
 
-url: "http://wiki.mbirth.de"
+url: "https://wiki.mbirth.de"
 
 #permalink: pretty
 permalink: none
diff --git a/robots.txt b/robots.txt
index 014bfb4..30307b5 100644
--- a/robots.txt
+++ b/robots.txt
@@ -1,4 +1,4 @@
-Sitemap: http://wiki.mbirth.de/sitemap.xml
+Sitemap: https://wiki.mbirth.de/sitemap.xml
 
 User-agent: *
 Disallow: