diff --git a/src/db/migration/V20180613_1420__mantis11130.sql b/src/db/migration/V20180613_1420__mantis11130.sql
new file mode 100644
index 000000000..7b6ee9536
--- /dev/null
+++ b/src/db/migration/V20180613_1420__mantis11130.sql
@@ -0,0 +1,8 @@
+declare
+    object_exists exception;
+    pragma exception_init (object_exists , -02275);
+begin
+  execute immediate
+        'ALTER TABLE MD_LOG MODIFY (OBSERVACAO VARCHAR2(300))';
+    exception when object_exists then null;
+end;
\ No newline at end of file