diff --git a/manifests/plugins/ovs/opendaylight.pp b/manifests/plugins/ovs/opendaylight.pp
index 50c18ad51..dbac22519 100644
--- a/manifests/plugins/ovs/opendaylight.pp
+++ b/manifests/plugins/ovs/opendaylight.pp
@@ -47,8 +47,8 @@
 #   The value 'local' is only useful for single-box testing
 #   but provides no connectivity between hosts.
 #   Should be an array that can have these elements:
-#   local, vlan, gre, vxlan
-#   Defaults to ['local', 'vlan', 'gre', 'vxlan']
+#   local, flat, vlan, gre, vxlan
+#   Defaults to ['local', 'flat', 'vlan', 'gre', 'vxlan']
 #
 # [*enable_dpdk*]
 #   (optional) Enables vhostuser VIF host configuration for OVS DPDK.
@@ -98,7 +98,7 @@ class neutron::plugins::ovs::opendaylight (
   $retry_interval        = 60,
   $retry_count           = 20,
   $host_id               = $fqdn,
-  $allowed_network_types = ['local', 'vlan', 'vxlan', 'gre'],
+  $allowed_network_types = ['local', 'flat', 'vlan', 'vxlan', 'gre'],
   $enable_dpdk           = false,
   $vhostuser_socket_dir  = '/var/run/openvswitch',
   $vhostuser_mode        = 'client',
diff --git a/releasenotes/notes/fix-odl-ovs-allowed-net-types-e61c0567ea18c2f5.yaml b/releasenotes/notes/fix-odl-ovs-allowed-net-types-e61c0567ea18c2f5.yaml
new file mode 100644
index 000000000..7e1ae4dc1
--- /dev/null
+++ b/releasenotes/notes/fix-odl-ovs-allowed-net-types-e61c0567ea18c2f5.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes missing "flat" network type in the allowed network types for
+    OpenDaylight OVS.
diff --git a/spec/classes/neutron_plugins_ovs_opendaylight_spec.rb b/spec/classes/neutron_plugins_ovs_opendaylight_spec.rb
index b6dcf4811..3032cde72 100644
--- a/spec/classes/neutron_plugins_ovs_opendaylight_spec.rb
+++ b/spec/classes/neutron_plugins_ovs_opendaylight_spec.rb
@@ -11,7 +11,7 @@ describe 'neutron::plugins::ovs::opendaylight' do
       :retry_interval        => 60,
       :retry_count           => 20,
       :host_id               => "dummy_host",
-      :allowed_network_types => ['local', 'vlan', 'vxlan', 'gre'],
+      :allowed_network_types => ['local', 'flat', 'vlan', 'vxlan', 'gre'],
       :enable_dpdk           => false,
       :vhostuser_socket_dir  => '/var/run/openvswitch',
       :vhostuser_mode        => 'client',