diff --git a/CHANGELOG.md b/CHANGELOG.md
index eceafa3..4e8b474 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,3 +5,4 @@
 * Remove the default `/etc/apt/sources.list` file.
 * Manage Stretch repositories.
 * Update Apt if any repositories modifications.
+* Manage default preferences file.
diff --git a/README.md b/README.md
index 7e100c3..7986e98 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,8 @@
 2. [Role Variables](#role-variables)
 3. [Example Playbook](#example-playbook)
 4. [Configuration](#configuration)
+    * [Sources List](#sources-list)
+    * [Preferences](#preferences)
 5. [Development](#development)
 6. [License](#license)
 7. [Author Information](#author-information)
@@ -17,6 +19,8 @@ Manage APT repos, preferences and configuration for IPR's servers.
 * **apt_src_list_manage** : If apt sources list files should be managed [default : `true`].
 * **apt_purge_src_list_file** : If the default sources.file must be absent [default : `true`].
 * **apt_stretch_manage** : If Stretch configuration should be managed [default : `true`].
+* **apt_default_pref_path** : Path to set the default preferences file for all repositories [default : `'/etc/apt/preferences.d/default.pref'`].
+* **apt_default_pref_tpl** : Template used to generate the previous config file [default : `'etc/apt/preferences.d/default.pref.j2'`].
 
 ## Example Playbook
 
@@ -37,6 +41,12 @@ Manage Debian's sources.list :
 * Add Stretch repositories.
 * Update Apt if any repositories modifications.
 
+### Preferences
+
+* Set the preferences for all repositories, default to :
+  - Stretch - 310.
+  - Stretch Backports - 300.
+
 ## Development
 
 This source code comes from our [Gogs instance][apt source] and the [Github repo][apt github] exist just to be able to send the role to Ansible Galaxy…
diff --git a/defaults/main.yml b/defaults/main.yml
index 8b7b58a..95b42ae 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -5,3 +5,6 @@ apt_src_list_manage: true
 apt_purge_src_list_file: true
 
 apt_stretch_manage: true
+
+apt_default_pref_path: '/etc/apt/preferences.d/default.pref'
+apt_default_pref_tpl: 'etc/apt/preferences.d/default.pref.j2'
diff --git a/tasks/main.yml b/tasks/main.yml
index ce059ae..d0f2efa 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -1,6 +1,12 @@
 ---
 # tasks file for apt
 
+# Default preferences file
+- name: CONFIG default preferences
+  template:
+    src: '{{ apt_default_pref_tpl }}'
+    dest: '{{ apt_default_pref_path }}'
+
 # Sources list
 ## Purge sources.list file
 - name: CONFIG remove sources.list file
diff --git a/templates/etc/apt/preferences.d/default.pref.j2 b/templates/etc/apt/preferences.d/default.pref.j2
new file mode 100644
index 0000000..f12a449
--- /dev/null
+++ b/templates/etc/apt/preferences.d/default.pref.j2
@@ -0,0 +1,13 @@
+# {{ ansible_managed }}
+
+{% if apt_stretch_manage %}
+Explanation: Packages from Stretch (Stable)
+Package: *
+Pin: release o=Debian,a=stable,n=stretch,l=Debian
+Pin-Priority: 310
+
+Explanation: Packages from Stretch (Stable)
+Package: *
+Pin: release o=Debian Backports,a=stretch-backports,n=stretch-backports,l=Debian Backports
+Pin-Priority: 300
+{% endif %}