diff --git a/resources/sql/patches/125.ipv6.sql b/resources/sql/patches/125.ipv6.sql
new file mode 100644
index 0000000000..203bc62193
--- /dev/null
+++ b/resources/sql/patches/125.ipv6.sql
@@ -0,0 +1,3 @@
+ALTER TABLE `phabricator_user`.`user_log`
+  -- 45 is length of "0000:0000:0000:0000:0000:0000:255.255.255.255".
+  MODIFY `remoteAddr` varchar(45) COLLATE 'utf8_general_ci' NOT NULL;