diff --git a/storage/sql/migrate.go b/storage/sql/migrate.go
index 5e42d05f9bada17e272f27473615fbc737b996d7..dc727535d47b8925ee21266269c6b6e98c5b7857 100644
--- a/storage/sql/migrate.go
+++ b/storage/sql/migrate.go
@@ -221,4 +221,12 @@ var migrations = []migration{
 			`,
 		},
 	},
+	{
+		stmts: []string{`
+			alter table auth_request
+				modify column state varchar(4096);
+			`,
+		},
+		flavor: &flavorMySQL,
+	},
 }