diff --git a/sources.list.d/debian-11-bullseye-src.list b/sources.list.d/debian-11-bullseye-src.list
index aa52f77..80fc24a 100644
--- a/sources.list.d/debian-11-bullseye-src.list
+++ b/sources.list.d/debian-11-bullseye-src.list
@@ -1,5 +1,5 @@
 deb-src  http://ftp.de.debian.org./debian   bullseye                  main contrib non-free
 deb-src  http://ftp.de.debian.org./debian   bullseye-updates          main contrib non-free
 deb-src  http://ftp.de.debian.org./debian   bullseye-proposed-updates main contrib non-free
-deb-src  http://security.debian.org./       bullseye/updates          main contrib non-free
+deb-src  http://security.debian.org./       bullseye-security/updates main contrib non-free
 # deb-src  http://ftp.de.debian.org./debian   bullseye-backports        main contrib non-free
diff --git a/sources.list.d/debian-11-bullseye.list b/sources.list.d/debian-11-bullseye.list
index bdf1f72..0648c08 100644
--- a/sources.list.d/debian-11-bullseye.list
+++ b/sources.list.d/debian-11-bullseye.list
@@ -1,5 +1,5 @@
 deb      http://ftp.de.debian.org./debian   bullseye                  main contrib non-free
 deb      http://ftp.de.debian.org./debian   bullseye-updates          main contrib non-free
 deb      http://ftp.de.debian.org./debian   bullseye-proposed-updates main contrib non-free
-deb      http://security.debian.org./       bullseye/updates          main contrib non-free
+deb      http://security.debian.org./       bullseye-security/updates main contrib non-free
 # deb      http://ftp.de.debian.org./debian   bullseye-backports        main contrib non-free
diff --git a/sources.list.d/debian-12-bookworm-src.list b/sources.list.d/debian-12-bookworm-src.list
index c38bf4d..3a94621 100644
--- a/sources.list.d/debian-12-bookworm-src.list
+++ b/sources.list.d/debian-12-bookworm-src.list
@@ -1,5 +1,5 @@
 deb-src  http://ftp.de.debian.org./debian   bookworm                  main contrib non-free
 deb-src  http://ftp.de.debian.org./debian   bookworm-updates          main contrib non-free
 deb-src  http://ftp.de.debian.org./debian   bookworm-proposed-updates main contrib non-free
-deb-src  http://security.debian.org./       bookworm/updates          main contrib non-free
+deb-src  http://security.debian.org./       bookworm-security/updates main contrib non-free
 # deb-src  http://ftp.de.debian.org./debian   bookworm-backports        main contrib non-free
diff --git a/sources.list.d/debian-12-bookworm.list b/sources.list.d/debian-12-bookworm.list
index 98fb22c..47ba800 100644
--- a/sources.list.d/debian-12-bookworm.list
+++ b/sources.list.d/debian-12-bookworm.list
@@ -1,5 +1,5 @@
 deb      http://ftp.de.debian.org./debian   bookworm                  main contrib non-free
 deb      http://ftp.de.debian.org./debian   bookworm-updates          main contrib non-free
 deb      http://ftp.de.debian.org./debian   bookworm-proposed-updates main contrib non-free
-deb      http://security.debian.org./       bookworm/updates          main contrib non-free
+deb      http://security.debian.org./       bookworm-security/updates main contrib non-free
 # deb      http://ftp.de.debian.org./debian   bookworm-backports        main contrib non-free