diff --git a/db_scripts/diff/15411.down b/db_scripts/diff/15411.down
new file mode 100644
index 00000000..0a9703c0
--- /dev/null
+++ b/db_scripts/diff/15411.down
@@ -0,0 +1,8 @@
+USE accounting;
+set autocommit = 0;
+
+DELETE FROM cdr_tag WHERE type != 'calling_party_category';
+
+ALTER TABLE cdr_tag MODIFY type enum('calling_party_category') NOT NULL;
+
+COMMIT;
diff --git a/db_scripts/diff/15411.up b/db_scripts/diff/15411.up
new file mode 100644
index 00000000..6fc94d9b
--- /dev/null
+++ b/db_scripts/diff/15411.up
@@ -0,0 +1,10 @@
+USE accounting;
+SET autocommit=0;
+
+ALTER TABLE cdr_tag MODIFY type VARCHAR(255) NOT NULL;
+
+INSERT INTO cdr_tag (type) VALUES ('furnished_charging_info'),
+                                  ('header=P-Asserted-Identity'),
+                                  ('header=Diversion');
+
+COMMIT;