diff --git a/app/build.gradle b/app/build.gradle
index c4cccc3..d1b9298 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "eu.neilalexander.yggdrasil"
         minSdkVersion 21
         targetSdkVersion 33
-        versionCode 14
-        versionName "0.1-014"
+        versionCode 15
+        versionName "0.1-015"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/app/src/main/java/eu/neilalexander/yggdrasil/ConfigurationProxy.kt b/app/src/main/java/eu/neilalexander/yggdrasil/ConfigurationProxy.kt
index 65f3a2b..0047679 100644
--- a/app/src/main/java/eu/neilalexander/yggdrasil/ConfigurationProxy.kt
+++ b/app/src/main/java/eu/neilalexander/yggdrasil/ConfigurationProxy.kt
@@ -95,7 +95,7 @@ object ConfigurationProxy {
         }
 
     var multicastPassword: String
-        get() = (json.getJSONArray("MulticastInterfaces").get(0) as JSONObject).getString("Password")
+        get() = (json.getJSONArray("MulticastInterfaces").get(0) as JSONObject).optString("Password")
         set(value) {
             updateJSON { json ->
                 (json.getJSONArray("MulticastInterfaces").get(0) as JSONObject).put("Password", value)
diff --git a/app/src/main/java/eu/neilalexander/yggdrasil/DnsActivity.kt b/app/src/main/java/eu/neilalexander/yggdrasil/DnsActivity.kt
index 7ef32c4..264a335 100644
--- a/app/src/main/java/eu/neilalexander/yggdrasil/DnsActivity.kt
+++ b/app/src/main/java/eu/neilalexander/yggdrasil/DnsActivity.kt
@@ -127,7 +127,7 @@ class DnsActivity : AppCompatActivity() {
                     view.findViewById<ImageButton>(R.id.deletePeerButton).tag = i
 
                     view.findViewById<ImageButton>(R.id.deletePeerButton).setOnClickListener { button ->
-                        val builder: AlertDialog.Builder = AlertDialog.Builder(this)
+                        val builder: AlertDialog.Builder = AlertDialog.Builder(ContextThemeWrapper(this, R.style.Theme_MaterialComponents_DayNight_Dialog))
                         builder.setTitle(getString(R.string.dns_remove_title, server))
                         builder.setPositiveButton(getString(R.string.remove)) { dialog, _ ->
                             servers.removeAt(button.tag as Int)
@@ -175,7 +175,7 @@ class DnsActivity : AppCompatActivity() {
                 }
             }
             view.setOnLongClickListener {
-                val builder: AlertDialog.Builder = AlertDialog.Builder(this)
+                val builder: AlertDialog.Builder = AlertDialog.Builder(ContextThemeWrapper(this, R.style.Theme_MaterialComponents_DayNight_Dialog))
                 builder.setTitle(getString(R.string.dns_server_info_dialog_title))
                 builder.setMessage("${infoPair.first}\n\n${infoPair.second}")
                 builder.setPositiveButton(getString(R.string.ok)) { dialog, _ ->
diff --git a/fastlane/metadata/android/en-US/changelogs/15.txt b/fastlane/metadata/android/en-US/changelogs/15.txt
new file mode 100644
index 0000000..859f418
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/15.txt
@@ -0,0 +1,3 @@
+* Updated core Yggdrasil library to 0.5.1
+* Updated UI to reflect changes in new version
+* Fixed small bugs in UI
\ No newline at end of file
diff --git a/fastlane/metadata/android/en-US/images/featureGraphic.png b/fastlane/metadata/android/en-US/images/featureGraphic.png
index 37072bf..322635d 100644
Binary files a/fastlane/metadata/android/en-US/images/featureGraphic.png and b/fastlane/metadata/android/en-US/images/featureGraphic.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/1.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/1.png
index d88ae96..fbc6f8b 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/1.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/1.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/2.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/2.png
index 6569e04..07e366e 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/2.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/2.png differ
diff --git a/fastlane/metadata/android/ru/changelogs/15.txt b/fastlane/metadata/android/ru/changelogs/15.txt
new file mode 100644
index 0000000..8aaecd6
--- /dev/null
+++ b/fastlane/metadata/android/ru/changelogs/15.txt
@@ -0,0 +1,3 @@
+* Обновлена библиотека Yggdrasil до 0.5.1
+* Обновлен интерфейс в соответствии с новой версией библиотеки
+* Сделаны небольшие исправления в интерфейсе
\ No newline at end of file
diff --git a/fastlane/metadata/android/ru/images/featureGraphic.png b/fastlane/metadata/android/ru/images/featureGraphic.png
index 37072bf..322635d 100644
Binary files a/fastlane/metadata/android/ru/images/featureGraphic.png and b/fastlane/metadata/android/ru/images/featureGraphic.png differ
diff --git a/fastlane/metadata/android/ru/images/phoneScreenshots/1.png b/fastlane/metadata/android/ru/images/phoneScreenshots/1.png
index 3ef7c25..8447368 100644
Binary files a/fastlane/metadata/android/ru/images/phoneScreenshots/1.png and b/fastlane/metadata/android/ru/images/phoneScreenshots/1.png differ
diff --git a/fastlane/metadata/android/ru/images/phoneScreenshots/2.png b/fastlane/metadata/android/ru/images/phoneScreenshots/2.png
index 4dbda3a..04ec129 100644
Binary files a/fastlane/metadata/android/ru/images/phoneScreenshots/2.png and b/fastlane/metadata/android/ru/images/phoneScreenshots/2.png differ
diff --git a/libs/yggdrasil-go b/libs/yggdrasil-go
index 7f9d4f3..e5e8c84 160000
--- a/libs/yggdrasil-go
+++ b/libs/yggdrasil-go
@@ -1 +1 @@
-Subproject commit 7f9d4f3f6d06262e212a8dd101d51fda134332da
+Subproject commit e5e8c84d7c1a030cf0da1076eb6d2e01d2b9c8c3