diff --git a/database/entity/0038-add_contribution_links_table/ContributionLinks.ts b/database/entity/0037-add_contribution_links_table/ContributionLinks.ts
similarity index 97%
rename from database/entity/0038-add_contribution_links_table/ContributionLinks.ts
rename to database/entity/0037-add_contribution_links_table/ContributionLinks.ts
index 5f78a7450..2fb4e2801 100644
--- a/database/entity/0038-add_contribution_links_table/ContributionLinks.ts
+++ b/database/entity/0037-add_contribution_links_table/ContributionLinks.ts
@@ -100,7 +100,7 @@ export class ContributionLinks extends BaseEntity {
   @Column({ name: 'deleted_at', type: 'datetime', nullable: true, default: null })
   deletedAt: Date | null
 
-  @Column({ length: 24, nullable: false, collation: 'utf8mb4_unicode_ci' })
+  @Column({ length: 24, nullable: true, collation: 'utf8mb4_unicode_ci' })
   code: string
 
   @Column({ name: 'link_enabled', type: 'boolean', nullable: true, default: null })
diff --git a/database/entity/ContributionLinks.ts b/database/entity/ContributionLinks.ts
index 721dfd2b3..de26c1c4a 100644
--- a/database/entity/ContributionLinks.ts
+++ b/database/entity/ContributionLinks.ts
@@ -1 +1 @@
-export { ContributionLinks } from './0038-add_contribution_links_table/ContributionLinks'
+export { ContributionLinks } from './0037-add_contribution_links_table/ContributionLinks'
diff --git a/database/migrations/0037-add_contribution_links_table.ts b/database/migrations/0037-add_contribution_links_table.ts
new file mode 100644
index 000000000..79bcdf5ce
--- /dev/null
+++ b/database/migrations/0037-add_contribution_links_table.ts
@@ -0,0 +1,35 @@
+/* MIGRATION TO ADD CONTRIBUTION_LINKS
+ *
+ * This migration adds the table `contribution_links` in order to store all sorts of contribution_links data
+ */
+
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
+export async function upgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  await queryFn(`
+      CREATE TABLE IF NOT EXISTS \`contribution_links\` (
+        \`id\` int(10) unsigned NOT NULL AUTO_INCREMENT,
+        \`name\` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+        \`decsription\` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+        \`valid_from\` datetime NULL,
+        \`valid_to\` datetime NULL,
+        \`amount\` bigint(20) NOT NULL,
+        \`cycle\` int(10) unsigned NOT NULL DEFAULT '1',
+        \`max_per_cycle\` int(10) unsigned NOT NULL DEFAULT '1',
+        \`max_amount_per_month\` bigint(20) NULL DEFAULT NULL,
+        \`total_max_count_of_contribution\` int(10) unsigned NULL DEFAULT NULL,
+        \`max_account_balance\` bigint(20) NULL DEFAULT NULL,
+        \`min_gap_hours\` int(10) unsigned NULL DEFAULT NULL,
+        \`created_at\` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
+        \`deleted_at\` datetime NULL DEFAULT NULL,
+        \`code\` varchar(24) COLLATE utf8mb4_unicode_ci NULL DEFAULT NULL,
+        \`link_enabled\` tinyint(4) NOT NULL DEFAULT '0',
+        PRIMARY KEY (\`id\`)
+      ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;`)
+}
+
+export async function downgrade(queryFn: (query: string, values?: any[]) => Promise<Array<any>>) {
+  // write downgrade logic as parameter of queryFn
+  await queryFn(`DROP TABLE IF EXISTS \`contribution_links\`;`)
+}