diff --git a/.config/apt/sources.list b/.config/apt/sources.list
index 995eff4..e786ed2 100644
--- a/.config/apt/sources.list
+++ b/.config/apt/sources.list
@@ -1,11 +1,4 @@
-deb http://deb.debian.org/debian/ testing main non-free-firmware
-deb-src http://deb.debian.org/debian/ testing main non-free-firmware
-
-deb http://security.debian.org/debian-security testing-security main non-free-firmware
-deb-src http://security.debian.org/debian-security testing-security main non-free-firmware
-
-deb http://deb.debian.org/debian/ unstable main non-free-firmware
-deb-src http://deb.debian.org/debian/ unstable main non-free-firmware
-
-deb http://deb.debian.org/debian/ experimental main non-free-firmware
-deb-src http://deb.debian.org/debian/ experimental main non-free-firmware
+deb https://deb.debian.org/debian/ testing main non-free-firmware
+deb https://security.debian.org/debian-security testing-security main non-free-firmware
+deb https://deb.debian.org/debian/ unstable main non-free-firmware
+deb https://deb.debian.org/debian/ experimental main non-free-firmware