diff --git a/defaults/main.yml b/defaults/main.yml
index 9d164244c2e5cc2abe48ac88c3469206f5931187..5ce8d9dec623508d50c692c26732ec2ff640fc45 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -8,7 +8,7 @@ default_repos:
       security:
         url: "deb https://security.debian.org/debian-security {{ ansible_distribution_release|lower }}-security main contrib non-free"
       backports:
-        url: "deb https://deb.debian.org/{{ ansible_distribution|lower }} {{ ansible_distribution_release|lower }}-backports main"
+        url: "deb https://deb.debian.org/{{ ansible_distribution|lower }} {{ ansible_distribution_release|lower }}-backports main contrib non-free"
     buster:
       debian:
         url: "deb http://deb.debian.org/debian {{ ansible_distribution_release|lower }} main contrib non-free"
@@ -17,7 +17,10 @@ default_repos:
       security:
         url: "deb http://deb.debian.org/debian-security/ {{ ansible_distribution_release|lower }}/updates main contrib non-free"
       backports:
-        url: "deb http://http.debian.net/{{ ansible_distribution|lower }} {{ ansible_distribution_release|lower }}-backports main"
+        url: "deb http://http.debian.net/{{ ansible_distribution|lower }} {{ ansible_distribution_release|lower }}-backports main contrib non-free"
+  raspbian:
+    bullseye: {}
+    buster: {}
 
 default_packages:
   debian: