diff --git a/frontend/src/locales/bg.po b/frontend/src/locales/bg.po
index ebbf64230..ac85d264b 100644
--- a/frontend/src/locales/bg.po
+++ b/frontend/src/locales/bg.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Language: bg\n"
-"Content-Type: text/plain; charset=utf-8\n"
+"Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: easygettext\n"
 
diff --git a/frontend/src/locales/ro.po b/frontend/src/locales/ro.po
index 506ca6a6f..b7e079ee4 100644
--- a/frontend/src/locales/ro.po
+++ b/frontend/src/locales/ro.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Language: ro\n"
-"Content-Type: text/plain; charset=utf-8\n"
+"Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: easygettext\n"
 
diff --git a/frontend/src/locales/tr.po b/frontend/src/locales/tr.po
index c5fb6a0da..9dd0f00c3 100644
--- a/frontend/src/locales/tr.po
+++ b/frontend/src/locales/tr.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Language: tr\n"
-"Content-Type: text/plain; charset=utf-8\n"
+"Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: easygettext\n"
 
diff --git a/frontend/src/locales/translations.pot b/frontend/src/locales/translations.pot
index ebf9a9002..01e46a56b 100644
--- a/frontend/src/locales/translations.pot
+++ b/frontend/src/locales/translations.pot
@@ -1,6 +1,6 @@
 msgid ""
 msgstr ""
-"Content-Type: text/plain; charset=utf-8\n"
+"Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: easygettext\n"
 "Project-Id-Version: \n"