diff --git a/changedetectionio/languages.py b/changedetectionio/languages.py
index ffc118678..e6552d716 100644
--- a/changedetectionio/languages.py
+++ b/changedetectionio/languages.py
@@ -29,6 +29,7 @@ def get_timeago_locale(flask_locale):
     """
     locale_map = {
         'zh': 'zh_CN',      # Chinese Simplified
+        'zh_Hant_TW': 'zh_TW',  # Flask-Babel normalizes zh_TW to zh_Hant_TW
         'pt': 'pt_PT',      # Portuguese (Portugal)
         'sv': 'sv_SE',      # Swedish
         'no': 'nb_NO',      # Norwegian Bokmål
diff --git a/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.mo b/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.mo
index 781a94ecc..96cfecc41 100644
Binary files a/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.mo and b/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.mo differ
diff --git a/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.po b/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.po
index c321a4392..00cdd26fa 100644
--- a/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.po
+++ b/changedetectionio/translations/zh_TW/LC_MESSAGES/messages.po
@@ -10,8 +10,8 @@ msgstr ""
 "POT-Creation-Date: 2026-01-03 14:31+0100\n"
 "PO-Revision-Date: 2026-01-02 12:37+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
-"Language: zh_Hant_TW\n"
-"Language-Team: zh_Hant_TW <LL@li.org>\n"
+"Language: zh_TW\n"
+"Language-Team: zh_TW <LL@li.org>\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"