diff --git a/manifests/db.pp b/manifests/db.pp
index ef95cad..3b4623d 100644
--- a/manifests/db.pp
+++ b/manifests/db.pp
@@ -57,7 +57,7 @@ class magnum::db (
   include ::magnum::deps
 
   validate_re($database_connection,
-    '^(mysql(\+pymysql)?|postgresql):\/\/(\S+:\S+@\S+\/\S+)?')
+    '^(sqlite|mysql(\+pymysql)?|postgresql):\/\/(\S+:\S+@\S+\/\S+)?')
 
   oslo::db { 'magnum_config':
     connection     => $database_connection,
diff --git a/spec/classes/magnum_db_spec.rb b/spec/classes/magnum_db_spec.rb
index 1496c32..47c74d2 100644
--- a/spec/classes/magnum_db_spec.rb
+++ b/spec/classes/magnum_db_spec.rb
@@ -57,7 +57,7 @@ describe 'magnum::db' do
 
     context 'with incorrect database_connection string' do
       let :params do
-        { :database_connection => 'sqlite://magnum:magnum@localhost/magnum', }
+        { :database_connection => 'invalid://magnum:magnum@localhost/magnum', }
       end
 
       it_raises 'a Puppet::Error', /validate_re/