diff --git a/db_scripts/diff/15790.down b/db_scripts/diff/15790.down
new file mode 100644
index 00000000..a2745166
--- /dev/null
+++ b/db_scripts/diff/15790.down
@@ -0,0 +1,4 @@
+use provisioning;
+# this is a fixup and the column was already supposed to be varchar(46), therefore,
+# bringing it back to the state it comes with in 15710.up
+alter table voip_allowed_ip_groups modify column ipnet varchar(46) not null;
diff --git a/db_scripts/diff/15790.up b/db_scripts/diff/15790.up
new file mode 100644
index 00000000..fb8d7c61
--- /dev/null
+++ b/db_scripts/diff/15790.up
@@ -0,0 +1,2 @@
+use provisioning;
+alter table voip_allowed_ip_groups modify column ipnet varchar(46) not null;