diff --git a/deepsea/map.jinja b/deepsea/map.jinja
index dcf2441..8a97de6 100644
--- a/deepsea/map.jinja
+++ b/deepsea/map.jinja
@@ -6,6 +6,7 @@
 {#- Start imports as #}
 {%- import_yaml tplroot ~ "/defaults.yaml" as default_settings %}
 {%- import_yaml tplroot ~ "/osfamilymap.yaml" as osfamilymap %}
+{%- import_yaml tplroot ~ "/osfingermap.yaml" as osmfingerap %}
 {%- import_yaml tplroot ~ "/osmap.yaml" as osmap %}
 
 {#- Retrieve the config dict only once #}
@@ -16,7 +17,9 @@
       default=tplroot,
       merge=salt['grains.filter_by']( osfamilymap, grain='os_family',
         merge=salt['grains.filter_by']( osmap, grain='os',
-          merge=salt['grains.filter_by']( _config, default='lookup'
+          merge=salt['grains.filter_by']( osfingermap, grain='osfinger',
+            merge=salt['grains.filter_by']( _config, default='lookup'
+            )
           )
         )
       )
diff --git a/deepsea/osfingermap.yaml b/deepsea/osfingermap.yaml
new file mode 100644
index 0000000..9ff02f9
--- /dev/null
+++ b/deepsea/osfingermap.yaml
@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+# vim: ft=yaml
+#
+# Setup variables using grains['osfinger'] based logic.
+# You just need to add the key:values for an `osfinger` that differ
+# from `defaults.yaml` + `os_family.yaml` + `osmap.yaml`.
+# Only add an `osfinger` which is/will be supported by the formula
+#
+# If you do not need to provide defaults via the `os_finger` grain,
+# you will need to provide at least an empty dict in this file, e.g.
+# osfingermap: {}
+---
+# os: Debian
+Debian-9:
+  pkg:
+    deps:
+      - python-rados
+
+Debian-8:
+  pkg:
+    deps:
+      - python-rados
diff --git a/pillar.example b/pillar.example
index 44ad7a9..f402bf0 100644
--- a/pillar.example
+++ b/pillar.example
@@ -4,7 +4,7 @@
 deepsea:
   version: '12.1.5'
   pkg:
-    use_upstream_source: False
+    use_upstream_source: True
     archive:
       uri: https://dl.deepsea.com/oss/release