diff --git a/mastodon/src/main/res/xml/locales_config.xml b/mastodon/src/main/res/xml/locales_config.xml
index 7e50a26f1..29fcaf7e1 100644
--- a/mastodon/src/main/res/xml/locales_config.xml
+++ b/mastodon/src/main/res/xml/locales_config.xml
@@ -1,43 +1,40 @@
 <?xml version="1.0" encoding="utf-8"?>
 <locale-config xmlns:android="http://schemas.android.com/apk/res/android">
-    <locale android:name="en" />
-    <locale android:name="ar" />
-    <locale android:name="bn-BD"/>
-    <locale android:name="bs" />
-    <locale android:name="ca" />
-    <locale android:name="cs" />
-    <locale android:name="de" />
-    <locale android:name="gd-GB"/>
-    <locale android:name="el" />
-    <locale android:name="es" />
-    <locale android:name="eu" />
-    <locale android:name="fi" />
-    <locale android:name="fr" />
-    <loacle android:name="sl"/>
-    <locale android:name="gl" />
-    <locale android:name="hi-IN"/>
-    <locale android:name="hr" />
-    <locale android:name="hy" />
-    <locale android:name="id"/>
-    <locale android:name="it" />
-    <locale android:name="iw" />
-    <locale android:name="ja" />
-    <locale android:name="kab" />
-    <locale android:name="ko" />
-    <locale android:name="nl"/>
-    <locale android:name="oc" />
-    <locale android:name="pl" />
-    <locale android:name="pt-BR" />
-    <locale android:name="pt-PT" />
-    <locale android:name="ro"/>
-    <locale android:name="ru" />
-    <locale android:name="si-LK"/>
-    <locale android:name="sl"/>
-    <locale android:name="sv" />
-    <locale android:name="th" />
-    <locale android:name="tr" />
-    <locale android:name="uk" />
-    <locale android:name="vi" />
-    <locale android:name="zh-Hans" />
-    <locale android:name="zh-Hant" />
+	<locale android:name="ar-SA"/>
+	<locale android:name="bn-BD"/>
+	<locale android:name="bs-BA"/>
+	<locale android:name="ca-ES"/>
+	<locale android:name="cs-CZ"/>
+	<locale android:name="de-DE"/>
+	<locale android:name="el-GR"/>
+	<locale android:name="en"/>
+	<locale android:name="es-ES"/>
+	<locale android:name="eu-ES"/>
+	<locale android:name="fi-FI"/>
+	<locale android:name="fr-FR"/>
+	<locale android:name="gd-GB"/>
+	<locale android:name="gl-ES"/>
+	<locale android:name="hi-IN"/>
+	<locale android:name="hr-HR"/>
+	<locale android:name="hy-AM"/>
+	<locale android:name="in-ID"/>
+	<locale android:name="it-IT"/>
+	<locale android:name="iw-IL"/>
+	<locale android:name="ja-JP"/>
+	<locale android:name="kab"/>
+	<locale android:name="ko-KR"/>
+	<locale android:name="nl-NL"/>
+	<locale android:name="oc-FR"/>
+	<locale android:name="pl-PL"/>
+	<locale android:name="pt-BR"/>
+	<locale android:name="pt-PT"/>
+	<locale android:name="ru-RU"/>
+	<locale android:name="si-LK"/>
+	<locale android:name="sv-SE"/>
+	<locale android:name="th-TH"/>
+	<locale android:name="tr-TR"/>
+	<locale android:name="uk-UA"/>
+	<locale android:name="vi-VN"/>
+	<locale android:name="zh-CN"/>
+	<locale android:name="zh-TW"/>
 </locale-config>
\ No newline at end of file
diff --git a/tools/GenerateLocaleConfig.java b/tools/GenerateLocaleConfig.java
new file mode 100644
index 000000000..fc585af02
--- /dev/null
+++ b/tools/GenerateLocaleConfig.java
@@ -0,0 +1,44 @@
+// Run: java tools/GenerateLocaleConfig.java
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+
+
+public class GenerateLocaleConfig{
+	public static void main(String[] args) throws IOException{
+		File dir=new File("../mastodon/src/main/res/");
+		if(!dir.exists())
+			dir=new File("mastodon/src/main/res");
+		if(!dir.exists())
+			throw new RuntimeException("Please run from project directory (can't find mastodon/src/main/res)");
+
+		ArrayList<String> locales=new ArrayList<>();
+		locales.add("en");
+
+		for(File file:dir.listFiles()){
+			String name=file.getName();
+			if(file.isDirectory() && name.startsWith("values-")){
+				if(new File(file, "strings.xml").exists()){
+					locales.add(name.substring(name.indexOf('-')+1).replace("-r", "-"));
+				}
+			}
+		}
+
+		locales.sort(String::compareTo);
+		try(OutputStreamWriter writer=new OutputStreamWriter(new FileOutputStream(new File(dir, "xml/locales_config.xml")), StandardCharsets.UTF_8)){
+			writer.write("""
+					<?xml version="1.0" encoding="utf-8"?>
+					<locale-config xmlns:android="http://schemas.android.com/apk/res/android">
+					""");
+			for(String locale : locales){
+				writer.write("\t<locale android:name=\"");
+				writer.write(locale);
+				writer.write("\"/>\n");
+			}
+			writer.write("</locale-config>");
+		}
+	}
+}
\ No newline at end of file