diff --git a/project.conf b/project.conf
index 9ac70a0..89f4633 100644
--- a/project.conf
+++ b/project.conf
@@ -98,7 +98,7 @@ sources:
       ref-format: git-describe
 
 artifacts:
-- url: http://49.12.0.241:11001
+- url: https://buildstream.cache.kde-linux.haraldsitter.eu:11001
   connection-config:
     keepalive-time: 60
 - url: https://cache.freedesktop-sdk.io:11001
@@ -106,7 +106,7 @@ artifacts:
     keepalive-time: 60
 
 source-caches:
-- url: http://49.12.0.241:11001
+- url: https://buildstream.cache.kde-linux.haraldsitter.eu:11001
   connection-config:
     keepalive-time: 60
 - url: https://cache.freedesktop-sdk.io:11001