diff --git a/src/plugin/localeData/index.js b/src/plugin/localeData/index.js
index 503db0de5..65d6e234b 100644
--- a/src/plugin/localeData/index.js
+++ b/src/plugin/localeData/index.js
@@ -1,4 +1,4 @@
-import { t } from '../localizedFormat'
+import { t } from '../localizedFormat/utils'
 
 export default (o, c, dayjs) => { // locale needed later
   const proto = c.prototype
diff --git a/src/plugin/localizedFormat/index.js b/src/plugin/localizedFormat/index.js
index b56d22527..425226f72 100644
--- a/src/plugin/localizedFormat/index.js
+++ b/src/plugin/localizedFormat/index.js
@@ -1,7 +1,5 @@
 import { FORMAT_DEFAULT } from '../../constant'
-
-export const t = format =>
-  format.replace(/(\[[^\]]+])|(MMMM|MM|DD|dddd)/g, (_, a, b) => a || b.slice(1))
+import { t } from './utils'
 
 export default (o, c, d) => {
   const proto = c.prototype
diff --git a/src/plugin/localizedFormat/utils.js b/src/plugin/localizedFormat/utils.js
new file mode 100644
index 000000000..d551194fe
--- /dev/null
+++ b/src/plugin/localizedFormat/utils.js
@@ -0,0 +1,4 @@
+// eslint-disable-next-line import/prefer-default-export
+export const t = format =>
+  format.replace(/(\[[^\]]+])|(MMMM|MM|DD|dddd)/g, (_, a, b) => a || b.slice(1))
+