diff --git a/helpers/DATA/python-apt/patch_changes/000-add_cmxsl_mirror.patch b/helpers/DATA/python-apt/patch_changes/000-add_cmxsl_mirror.patch
new file mode 100644
index 00000000..4db725b9
--- /dev/null
+++ b/helpers/DATA/python-apt/patch_changes/000-add_cmxsl_mirror.patch
@@ -0,0 +1,14 @@
+diff --git a/data/templates/Trisquel.mirrors b/data/templates/Trisquel.mirrors
+index 3d766a2..84f76f7 100644
+--- a/data/templates/Trisquel.mirrors
++++ b/data/templates/Trisquel.mirrors
+@@ -20,6 +20,9 @@ http://mirrors.dotsrc.org/trisquel/
+ #LOC:ES
+ https://ftp.caliu.cat/pub/distribucions/trisquel/packages/
+ http://ftp.caliu.cat/pub/distribucions/trisquel/packages/
++#LOC:MX
++https://mirror.cmxsl.org/trisquel/
++http://mirror.cmxsl.org/trisquel/
+ #LOC:SE
+ https://ftp.acc.umu.se/mirror/trisquel/packages/
+ http://ftp.acc.umu.se/mirror/trisquel/packages/
diff --git a/helpers/make-python-apt b/helpers/make-python-apt
index 14f628f9..dcd0a2f3 100644
--- a/helpers/make-python-apt
+++ b/helpers/make-python-apt
@@ -24,6 +24,7 @@
 # list available on the resulting netinstall (mini.iso) image.
 
 VERSION=13
+CMXSLVER=1
 COMPONENT=main
 #Be aware to not pull/build before publish date on T12.
 
@@ -89,6 +90,7 @@ diff -ru source.orig/apt/progress/base.py source/apt/progress/base.py
                  self.percent = float(percent)
 EOF
 
+apply_patch_changes
 export DEB_BUILD_OPTIONS=nocheck
 
 changelog "Compiled for Trisquel"