diff --git a/public/scripts/extensions/translate/index.js b/public/scripts/extensions/translate/index.js
index c42a34f38..11f6d588f 100644
--- a/public/scripts/extensions/translate/index.js
+++ b/public/scripts/extensions/translate/index.js
@@ -106,7 +106,8 @@ const languageCodes = {
     'Pashto': 'ps',
     'Persian': 'fa',
     'Polish': 'pl',
-    'Portuguese (Portugal, Brazil)': 'pt',
+    'Portuguese (Portugal)': 'pt-PT',
+    'Portuguese (Brazil)': 'pt-BR',
     'Punjabi': 'pa',
     'Romanian': 'ro',
     'Russian': 'ru',
diff --git a/src/endpoints/translate.js b/src/endpoints/translate.js
index 8a53e9de4..432b6240e 100644
--- a/src/endpoints/translate.js
+++ b/src/endpoints/translate.js
@@ -248,8 +248,7 @@ router.post('/deepl', jsonParser, async (request, response) => {
     params.append('text', text);
     params.append('target_lang', lang);
 
-    if (['de', 'fr', 'it', 'es', 'nl', 'ja', 'ru'].includes(lang)) {
-        // We don't specify a Portuguese variant, so ignore formality for it.
+    if (['de', 'fr', 'it', 'es', 'nl', 'ja', 'ru', 'pt-BR', 'pt-PT'].includes(lang)) {
         params.append('formality', formality);
     }