diff --git a/src/apps/chatwoot/i18n/i18n.ts b/src/apps/chatwoot/i18n/i18n.ts
index 68fa4530..8159562a 100644
--- a/src/apps/chatwoot/i18n/i18n.ts
+++ b/src/apps/chatwoot/i18n/i18n.ts
@@ -26,7 +26,7 @@ export class I18N {
     if (!this.locales[locale]) {
       this.locales[locale] = new Locale(strings);
     } else {
-      this.locales[locale].override(strings);
+      this.locales[locale] = this.locales[locale].override(strings);
     }
   }
 
diff --git a/src/apps/chatwoot/i18n/index.ts b/src/apps/chatwoot/i18n/index.ts
index 8a34a2ce..4546006a 100644
--- a/src/apps/chatwoot/i18n/index.ts
+++ b/src/apps/chatwoot/i18n/index.ts
@@ -7,4 +7,13 @@ const localesDir = path.join(__dirname, 'locales');
 // Load both .yml and .yaml files from locales directory (non-recursive)
 i18n.load(new YamlLocaleLoader(localesDir, 'yml').load());
 i18n.load(new YamlLocaleLoader(localesDir, 'yaml').load());
+
+// Resolve env var (supports '.' and '~'); fallback to default
+const additional = process.env.WAHA_APPS_CHATWOOT_LANGUAGES_FOLDER?.trim();
+if (additional) {
+  const resolved = path.resolve(additional);
+  i18n.load(new YamlLocaleLoader(resolved, 'yml').load());
+  i18n.load(new YamlLocaleLoader(resolved, 'yaml').load());
+}
+
 export { i18n };