diff --git a/CHANGELOG_LATEST.md b/CHANGELOG_LATEST.md
index 775da9bb4..db44a66fc 100644
--- a/CHANGELOG_LATEST.md
+++ b/CHANGELOG_LATEST.md
@@ -10,6 +10,7 @@
 - heatpump energy meters [#1463](https://github.com/emsesp/EMS-ESP32/issues/1463)
 - heatpump max power [#1475](https://github.com/emsesp/EMS-ESP32/issues/1475)
 - checkbox for MQTT-TLS enable [#1474](https://github.com/emsesp/EMS-ESP32/issues/1474)
+- added SK (Slovencina) language. Thanks @misa1515
 
 ## Fixed
 
diff --git a/interface/src/SignIn.tsx b/interface/src/SignIn.tsx
index 2f5b73d14..72bd4b86a 100644
--- a/interface/src/SignIn.tsx
+++ b/interface/src/SignIn.tsx
@@ -1,7 +1,6 @@
 import ForwardIcon from '@mui/icons-material/Forward';
 import { Box, Paper, Typography, MenuItem, TextField, Button } from '@mui/material';
 import { useRequest } from 'alova';
-import SKflag from 'i18n/SK.svg';
 import { useContext, useState } from 'react';
 import { toast } from 'react-toastify';
 import { FeaturesContext } from './contexts/features';
@@ -23,8 +22,8 @@ import ITflag from 'i18n/IT.svg';
 import NLflag from 'i18n/NL.svg';
 import NOflag from 'i18n/NO.svg';
 import PLflag from 'i18n/PL.svg';
+import SKflag from 'i18n/SK.svg';
 import SVflag from 'i18n/SV.svg';
-import SVflag from 'i18n/SK.svg';
 import TRflag from 'i18n/TR.svg';
 import { I18nContext } from 'i18n/i18n-react';
 import { loadLocaleAsync } from 'i18n/i18n-util.async';
diff --git a/interface/src/components/layout/LayoutAuthMenu.tsx b/interface/src/components/layout/LayoutAuthMenu.tsx
index 862306277..0673300d3 100644
--- a/interface/src/components/layout/LayoutAuthMenu.tsx
+++ b/interface/src/components/layout/LayoutAuthMenu.tsx
@@ -12,7 +12,6 @@ import {
   MenuItem,
   TextField
 } from '@mui/material';
-import SKflag from 'i18n/SK.svg';
 import { useState, useContext } from 'react';
 import type { TypographyProps } from '@mui/material';
 import type { Locales } from 'i18n/i18n-types';
@@ -25,9 +24,9 @@ import ITflag from 'i18n/IT.svg';
 import NLflag from 'i18n/NL.svg';
 import NOflag from 'i18n/NO.svg';
 import PLflag from 'i18n/PL.svg';
+import SKflag from 'i18n/SK.svg';
 import SVflag from 'i18n/SV.svg';
 import TRflag from 'i18n/TR.svg';
-import TRflag from 'i18n/SK.svg';
 
 import { I18nContext } from 'i18n/i18n-react';
 import { loadLocaleAsync } from 'i18n/i18n-util.async';
diff --git a/src/locale_translations.h b/src/locale_translations.h
index f4e4f7b66..3e6b11254 100644
--- a/src/locale_translations.h
+++ b/src/locale_translations.h
@@ -29,8 +29,9 @@
 #define EMSESP_LOCALE_FR "fr"
 #define EMSESP_LOCALE_TR "tr"
 #define EMSESP_LOCALE_IT "it"
+#define EMSESP_LOCALE_SK "sk"
 
-// IMPORTANT! translations are in the order:,en, de, nl, sv, pl, no, fr, tr, it
+// IMPORTANT! translations are in the order:,en, de, nl, sv, pl, no, fr, tr, it, sk
 //
 // if there is no translation, it will default to en
 //
diff --git a/src/version.h b/src/version.h
index 98c9132ab..39c83445d 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1 +1 @@
-#define EMSESP_APP_VERSION "3.6.5-dev.4"
+#define EMSESP_APP_VERSION "3.6.5-dev.5"