diff --git a/group_vars/all/vars.yml b/group_vars/all/vars.yml
index 4ae54d7..ad7dd76 100644
--- a/group_vars/all/vars.yml
+++ b/group_vars/all/vars.yml
@@ -76,9 +76,11 @@ backend_imap_port: 12892
 # OS-specific Default Configuration
 
 debian_repository_mirror: "http://deb.debian.org/debian/"
+debian_repository_use_sources: yes
 
 raspbian_repository_mirror: "http://raspbian.raspberrypi.org/raspbian/"
 raspbian_archive_repository_mirror: "http://archive.raspberrypi.org/debian/"
+raspbian_repository_use_sources: yes
 
 # System configuration
 
diff --git a/roles/common/templates/sources.debian.list b/roles/common/templates/sources.debian.list
index d35c885..0e98cbf 100644
--- a/roles/common/templates/sources.debian.list
+++ b/roles/common/templates/sources.debian.list
@@ -1,11 +1,17 @@
 # Main Repository
 deb {{ debian_repository_mirror }} {{ ansible_distribution_release }} main non-free contrib
+{% if debian_repository_use_sources %}
 deb-src {{ debian_repository_mirror }} {{ ansible_distribution_release }} main non-free contrib
+{% endif %}
 
 # Security Repository
 deb http://security.debian.org/debian-security {{ ansible_distribution_release }}/updates main non-free contrib
+{% if debian_repository_use_sources %}
 deb-src http://security.debian.org/debian-security {{ ansible_distribution_release }}/updates main non-free contrib
+{% endif %}
 
 # Updates Repository
 deb {{ debian_repository_mirror }} {{ ansible_distribution_release }}-updates main non-free contrib
+{% if debian_repository_use_sources %}
 deb-src {{ debian_repository_mirror }} {{ ansible_distribution_release }}-updates main non-free contrib
+{% endif %}
diff --git a/roles/common/templates/sources.raspbian.list b/roles/common/templates/sources.raspbian.list
index 51e465d..4997095 100644
--- a/roles/common/templates/sources.raspbian.list
+++ b/roles/common/templates/sources.raspbian.list
@@ -1,7 +1,11 @@
 # Main Repository
 deb {{ raspbian_repository_mirror }} {{ ansible_distribution_release }} main contrib non-free rpi
+{% if raspbian_repository_use_sources %}
 deb-src {{ raspbian_repository_mirror }} {{ ansible_distribution_release }} main contrib non-free rpi
+{% endif %}
 
 # Archive Repository
 deb {{ raspbian_archive_repository_mirror }} {{ ansible_distribution_release }} main
+{% if raspbian_repository_use_sources %}
 deb-src {{ raspbian_archive_repository_mirror }} {{ ansible_distribution_release }} main
+{% endif %}