diff --git a/packages/mermaid/src/diagrams/gantt/ganttDb.js b/packages/mermaid/src/diagrams/gantt/ganttDb.js
index a1c74dd62..28e872471 100644
--- a/packages/mermaid/src/diagrams/gantt/ganttDb.js
+++ b/packages/mermaid/src/diagrams/gantt/ganttDb.js
@@ -1,4 +1,5 @@
-import moment from 'moment-mini';
+import * as _moment from 'moment-mini';
+const moment = _moment;
 import { sanitizeUrl } from '@braintree/sanitize-url';
 import { log } from '../../logger';
 import * as configApi from '../../config';
diff --git a/packages/mermaid/src/diagrams/gantt/ganttDb.spec.ts b/packages/mermaid/src/diagrams/gantt/ganttDb.spec.ts
index 09df96f12..a2ad99567 100644
--- a/packages/mermaid/src/diagrams/gantt/ganttDb.spec.ts
+++ b/packages/mermaid/src/diagrams/gantt/ganttDb.spec.ts
@@ -1,5 +1,6 @@
 // @ts-nocheck TODO: Fix TS
-import moment from 'moment-mini';
+import * as _moment from 'moment-mini';
+const moment = _moment;
 import ganttDb from './ganttDb';
 import { convert } from '../../tests/util';
 
diff --git a/packages/mermaid/src/diagrams/gantt/ganttRenderer.js b/packages/mermaid/src/diagrams/gantt/ganttRenderer.js
index faec35a86..79f129f1c 100644
--- a/packages/mermaid/src/diagrams/gantt/ganttRenderer.js
+++ b/packages/mermaid/src/diagrams/gantt/ganttRenderer.js
@@ -1,4 +1,5 @@
-import moment from 'moment-mini';
+import * as _moment from 'moment-mini';
+const moment = _moment;
 import { log } from '../../logger';
 import {
   select,