diff --git a/docs/upgrades/upgrade_5.5.0-5.5.1.sql b/docs/upgrades/upgrade_5.5.0-5.5.1.sql
new file mode 100644
index 000000000..64da6dac7
--- /dev/null
+++ b/docs/upgrades/upgrade_5.5.0-5.5.1.sql
@@ -0,0 +1,3 @@
+insert into webguiVersion values ('5.5.1','upgrade',unix_timestamp());
+INSERT INTO international VALUES (1072,'WebGUI',1,'The email address is already in use. Please use a different email address.',1068703399,'Error message shown when trying to create/update an account with an email address that already exists.');
+