diff --git a/app/build.gradle b/app/build.gradle
index 4542bf8..33b9100 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,11 +10,9 @@ android {
     defaultConfig {
         applicationId "io.github.chronosx88.yggdrasil"
         minSdkVersion 15
-
         targetSdkVersion 33
-
-        versionCode 40
-        versionName "2.1.4"
+        versionCode 41
+        versionName "2.1.5"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         setProperty("archivesBaseName", project.getParent().name+"-"+versionName)
 
@@ -38,7 +36,7 @@ android {
 			signingConfig signingConfigs.release
         }
     }
-    ndkVersion "21.2.6472646"
+    ndkVersion "23.2.8568313"
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
@@ -46,19 +44,19 @@ android {
     kotlinOptions {
         jvmTarget = '1.8'
     }
-    lintOptions {
-        checkReleaseBuilds false
-        // Or, if you prefer, you can continue to check for errors in release builds,
-        // but continue the build even when errors are found:
-        abortOnError false
-    }
     packagingOptions {
-        exclude 'META-INF/LICENSE'
-        exclude 'META-INF/NOTICE'
+        resources {
+            excludes += ['META-INF/LICENSE', 'META-INF/NOTICE']
+        }
     }
     buildFeatures {
         viewBinding true
     }
+    lint {
+        abortOnError false
+        checkReleaseBuilds false
+    }
+    namespace 'org.yggdrasil.app.crispa'
 
 }
 
@@ -84,8 +82,8 @@ dependencies {
     implementation 'androidx.preference:preference-ktx:1.2.0'
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
 
-    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.5.2'
-    implementation 'com.google.android.material:material:1.8.0-alpha03'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.1'
+    implementation 'com.google.android.material:material:1.8.0-beta01'
     implementation 'com.google.code.gson:gson:2.9.0'
     implementation 'com.hbb20:ccp:2.4.0'
     implementation 'com.vincentbrison.openlibraries.android:dualcache:3.1.1'
@@ -94,6 +92,6 @@ dependencies {
     implementation 'androidx.work:work-runtime-ktx:2.7.1'
 
     testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test:runner:1.4.0'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation 'androidx.test:runner:1.5.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.0'
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 1308830..d56565a 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-        xmlns:tools="http://schemas.android.com/tools"
-        package="org.yggdrasil.app.crispa">
+        xmlns:tools="http://schemas.android.com/tools">
 
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
diff --git a/app/src/main/java/org/yggdrasil/app/crispa/MainActivity.kt b/app/src/main/java/org/yggdrasil/app/crispa/MainActivity.kt
index d9e8d23..6e551c3 100644
--- a/app/src/main/java/org/yggdrasil/app/crispa/MainActivity.kt
+++ b/app/src/main/java/org/yggdrasil/app/crispa/MainActivity.kt
@@ -212,7 +212,9 @@ class MainActivity : AppCompatActivity() {
             val sourceDir: String = this.applicationInfo.sourceDir
             val dexFile = DexFile(sourceDir)
             val cl = classLoader
-            val c: Class<*> = dexFile.loadClass("dummy/Dummy", cl)
+            if (cl != null) {
+                val c: Class<*> = dexFile.loadClass("dummy/Dummy", cl)
+            }
         }
         val versionName = findViewById<Button>(R.id.about)
         versionName.text = """version:${BuildConfig.VERSION_NAME} build:${BuildConfig.VERSION_CODE} core:${Mobile.getVersion()}"""
diff --git a/build.gradle b/build.gradle
index 62ad0fc..8c63465 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.2.2'
+        classpath 'com.android.tools.build:gradle:7.3.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong