diff --git a/sources.list.d/obs-home-stbuehler-09-stretch.sources b/sources.list.d/obs-home-stbuehler-09-stretch.sources
index 041a257..d3e2ce9 100644
--- a/sources.list.d/obs-home-stbuehler-09-stretch.sources
+++ b/sources.list.d/obs-home-stbuehler-09-stretch.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIs: http://download.opensuse.org/repositories/home:/stbuehler/Debian_9.0
+URIs: https://download.opensuse.org/repositories/home:/stbuehler/Debian_9.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-10-buster.sources b/sources.list.d/obs-home-stbuehler-10-buster.sources
index af2d1f7..036869e 100644
--- a/sources.list.d/obs-home-stbuehler-10-buster.sources
+++ b/sources.list.d/obs-home-stbuehler-10-buster.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIs: http://download.opensuse.org/repositories/home:/stbuehler/Debian_10.0
+URIs: https://download.opensuse.org/repositories/home:/stbuehler/Debian_10.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-11-bullseye.sources b/sources.list.d/obs-home-stbuehler-11-bullseye.sources
index 398a251..fa709ba 100644
--- a/sources.list.d/obs-home-stbuehler-11-bullseye.sources
+++ b/sources.list.d/obs-home-stbuehler-11-bullseye.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIs: http://download.opensuse.org/repositories/home:/stbuehler/Debian_11.0
+URIs: https://download.opensuse.org/repositories/home:/stbuehler/Debian_11.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-gdbgui-09-stretch.sources b/sources.list.d/obs-home-stbuehler-gdbgui-09-stretch.sources
index 1efbef9..b7c2231 100644
--- a/sources.list.d/obs-home-stbuehler-gdbgui-09-stretch.sources
+++ b/sources.list.d/obs-home-stbuehler-gdbgui-09-stretch.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIs: http://download.opensuse.org/repositories/home:/stbuehler:/gdbgui/Debian_9.0
+URIs: https://download.opensuse.org/repositories/home:/stbuehler:/gdbgui/Debian_9.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-gdbgui-10-buster.sources b/sources.list.d/obs-home-stbuehler-gdbgui-10-buster.sources
index 260e145..be66e54 100644
--- a/sources.list.d/obs-home-stbuehler-gdbgui-10-buster.sources
+++ b/sources.list.d/obs-home-stbuehler-gdbgui-10-buster.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIs: http://download.opensuse.org/repositories/home:/stbuehler:/gdbgui/Debian_10.0
+URIs: https://download.opensuse.org/repositories/home:/stbuehler:/gdbgui/Debian_10.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-gdbgui-11-bullseye.sources b/sources.list.d/obs-home-stbuehler-gdbgui-11-bullseye.sources
index 9787b71..96579ee 100644
--- a/sources.list.d/obs-home-stbuehler-gdbgui-11-bullseye.sources
+++ b/sources.list.d/obs-home-stbuehler-gdbgui-11-bullseye.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIs: http://download.opensuse.org/repositories/home:/stbuehler:/gdbgui/Debian_11.0
+URIs: https://download.opensuse.org/repositories/home:/stbuehler:/gdbgui/Debian_11.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-lighttpd-utils-09-stretch.sources b/sources.list.d/obs-home-stbuehler-lighttpd-utils-09-stretch.sources
index 4f49984..4f37864 100644
--- a/sources.list.d/obs-home-stbuehler-lighttpd-utils-09-stretch.sources
+++ b/sources.list.d/obs-home-stbuehler-lighttpd-utils-09-stretch.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIS: http://download.opensuse.org/repositories/home:/stbuehler:/lighttpd-utils/Debian_9.0
+URIS: https://download.opensuse.org/repositories/home:/stbuehler:/lighttpd-utils/Debian_9.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-lighttpd-utils-10-buster.sources b/sources.list.d/obs-home-stbuehler-lighttpd-utils-10-buster.sources
index b95173f..bd6b2b8 100644
--- a/sources.list.d/obs-home-stbuehler-lighttpd-utils-10-buster.sources
+++ b/sources.list.d/obs-home-stbuehler-lighttpd-utils-10-buster.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIS: http://download.opensuse.org/repositories/home:/stbuehler:/lighttpd-utils/Debian_10.0
+URIS: https://download.opensuse.org/repositories/home:/stbuehler:/lighttpd-utils/Debian_10.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key
diff --git a/sources.list.d/obs-home-stbuehler-lighttpd-utils-11-bullseye.sources b/sources.list.d/obs-home-stbuehler-lighttpd-utils-11-bullseye.sources
index 1bcd77d..62afd03 100644
--- a/sources.list.d/obs-home-stbuehler-lighttpd-utils-11-bullseye.sources
+++ b/sources.list.d/obs-home-stbuehler-lighttpd-utils-11-bullseye.sources
@@ -1,4 +1,4 @@
 Types: deb
-URIS: http://download.opensuse.org/repositories/home:/stbuehler:/lighttpd-utils/Debian_11.0
+URIS: https://download.opensuse.org/repositories/home:/stbuehler:/lighttpd-utils/Debian_11.0
 Suites: ./
 Signed-By: /etc/apt/single-keys/obs-home-stbuehler.key