diff --git a/db/migrate/20190404140234_change_log_domains_children_type_to_jsonb.rb b/db/migrate/20190404140234_change_log_domains_children_type_to_jsonb.rb
new file mode 100644
index 000000000..b511d7293
--- /dev/null
+++ b/db/migrate/20190404140234_change_log_domains_children_type_to_jsonb.rb
@@ -0,0 +1,5 @@
+class ChangeLogDomainsChildrenTypeToJsonb < ActiveRecord::Migration
+  def change
+    change_column :log_domains, :children, 'jsonb USING children::jsonb'
+  end
+end
\ No newline at end of file
diff --git a/db/structure.sql b/db/structure.sql
index 0ce89f0d2..d0c941cb5 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -1493,7 +1493,7 @@ CREATE TABLE public.log_domains (
     object_changes json,
     created_at timestamp without time zone,
     session character varying,
-    children json,
+    children jsonb,
     uuid character varying
 );
 
@@ -4849,5 +4849,3 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('20200811074839'),
 ('20200812090409'),
 ('20200812125810');
-
-