diff --git a/package.json b/package.json
index 6fd39420b5..4c6bd31cac 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "clean:prod": "yarn run clean:coverage && yarn run clean:doc && yarn run clean:dist && yarn run clean:log && yarn run clean:json && yarn run clean:bld",
     "clean": "yarn run clean:prod && yarn run clean:node && yarn run clean:env",
     "clean:env": "rimraf src/environments/environment.ts",
-    "sync-i18n": "ts-node --project ./tsconfig.ts-node.json scripts/sync-i18n-files.ts"
+    "sync-i18n": "yarn run config:dev && ts-node --project ./tsconfig.ts-node.json scripts/sync-i18n-files.ts"
   },
   "browser": {
     "fs": false,