diff --git a/lib/App/Netdisco/DB.pm b/lib/App/Netdisco/DB.pm
index 4a7b959d..0349adba 100644
--- a/lib/App/Netdisco/DB.pm
+++ b/lib/App/Netdisco/DB.pm
@@ -11,7 +11,7 @@ __PACKAGE__->load_namespaces(
 );
 
 our # try to hide from kwalitee
-  $VERSION = 47; # schema version used for upgrades, keep as integer
+  $VERSION = 48; # schema version used for upgrades, keep as integer
 
 use Path::Class;
 use File::ShareDir 'dist_dir';
diff --git a/share/schema_versions/App-Netdisco-DB-47-48-PostgreSQL.sql b/share/schema_versions/App-Netdisco-DB-47-48-PostgreSQL.sql
new file mode 100644
index 00000000..a7eebc4d
--- /dev/null
+++ b/share/schema_versions/App-Netdisco-DB-47-48-PostgreSQL.sql
@@ -0,0 +1,10 @@
+BEGIN;
+
+ALTER TABLE device_port_properties ADD COLUMN "remote_is_wap" bool DEFAULT false NOT NULL;
+ALTER TABLE device_port_properties ADD COLUMN "remote_is_phone" bool DEFAULT false NOT NULL;
+ALTER TABLE device_port_properties ADD COLUMN "remote_vendor" text;
+ALTER TABLE device_port_properties ADD COLUMN "remote_model"  text;
+ALTER TABLE device_port_properties ADD COLUMN "remote_os_ver" text;
+ALTER TABLE device_port_properties ADD COLUMN "remote_serial" text;
+
+COMMIT;