diff --git a/packages/core/src/node/runtimeModule/i18n.ts b/packages/core/src/node/runtimeModule/i18n.ts
index 6a8f97fc7..8ff100ff3 100644
--- a/packages/core/src/node/runtimeModule/i18n.ts
+++ b/packages/core/src/node/runtimeModule/i18n.ts
@@ -7,6 +7,7 @@ const DEFAULT_I18N_SOURCE = join(process.cwd(), 'i18n.json');
 export function getI18nData(docConfig: UserConfig) {
   const { i18nSourcePath = DEFAULT_I18N_SOURCE } = docConfig;
   try {
+    delete require.cache[i18nSourcePath];
     // eslint-disable-next-line import/no-dynamic-require
     const i18nSource = require(i18nSourcePath);
     return i18nSource;