diff --git a/phpBB/install/schemas/schema_data.sql b/phpBB/install/schemas/schema_data.sql
index 428ad031ba..0672c81876 100644
--- a/phpBB/install/schemas/schema_data.sql
+++ b/phpBB/install/schemas/schema_data.sql
@@ -847,6 +847,7 @@ INSERT INTO phpbb_extensions (group_id, extension) VALUES (6, 'mp3');
 INSERT INTO phpbb_extensions (group_id, extension) VALUES (6, 'wav');
 INSERT INTO phpbb_extensions (group_id, extension) VALUES (6, 'm4a');
 INSERT INTO phpbb_extensions (group_id, extension) VALUES (6, 'ogg');
+INSERT INTO phpbb_extensions (group_id, extension) VALUES (6, 'webm');
 
 # Add default profile fields
 INSERT INTO phpbb_profile_fields (field_name, field_type, field_ident, field_length, field_minlen, field_maxlen, field_novalue, field_default_value, field_validation, field_required, field_show_novalue, field_show_on_reg, field_show_on_pm, field_show_on_vt, field_show_on_ml, field_show_profile, field_hide, field_no_view, field_active, field_order, field_is_contact, field_contact_desc, field_contact_url) VALUES ('phpbb_location', 'profilefields.type.string', 'phpbb_location', '20', '2', '100', '', '', '.*', 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, '', '');