diff --git a/lib/facter/postgres_default_version.rb b/lib/facter/postgres_default_version.rb
index 2d360bb..6046777 100644
--- a/lib/facter/postgres_default_version.rb
+++ b/lib/facter/postgres_default_version.rb
@@ -14,6 +14,8 @@ def get_debian_postgres_version
     # TODO: add more debian versions or better logic here
     when /^6\./
       "8.4"
+    when /^wheezy/
+      "9.1"
     else
       nil
   end