diff --git a/helpers/make-debootstrap b/helpers/make-debootstrap
index 561a5af..644dd69 100644
--- a/helpers/make-debootstrap
+++ b/helpers/make-debootstrap
@@ -18,7 +18,7 @@
 #
 
 VERSION=7
-EXTERNAL='deb-src http://archive.ubuntu.com/ubuntu noble main universe'
+EXTERNAL='deb-src http://archive.ubuntu.com/ubuntu noble main'
 NETINST=true
 
 . ./config
diff --git a/helpers/make-llvm-toolchain-19 b/helpers/make-llvm-toolchain-19
index a6a2b2b..c097abd 100644
--- a/helpers/make-llvm-toolchain-19
+++ b/helpers/make-llvm-toolchain-19
@@ -18,7 +18,7 @@
 #
 
 VERSION=1
-EXTERNAL='deb-src http://archive.ubuntu.com/ubuntu noble main universe'
+EXTERNAL='deb-src http://archive.ubuntu.com/ubuntu noble universe'
 BACKPORTS=true
 
 . ./config
diff --git a/helpers/make-mate-user-admin b/helpers/make-mate-user-admin
index f2858c7..b6785ce 100644
--- a/helpers/make-mate-user-admin
+++ b/helpers/make-mate-user-admin
@@ -18,7 +18,7 @@
 #
 
 VERSION=2
-EXTERNAL='deb-src http://archive.ubuntu.com/ubuntu noble main universe'
+EXTERNAL='deb-src http://archive.ubuntu.com/ubuntu noble universe'
 
 . ./config