diff --git a/.gitea/workflows/build.gradle.signed b/.gitea/workflows/build.gradle.signed
index 0d184de..fa20acb 100644
--- a/.gitea/workflows/build.gradle.signed
+++ b/.gitea/workflows/build.gradle.signed
@@ -2,11 +2,6 @@ plugins {
     id 'com.android.application'
 }
 
-repositories {
-    google()
-    mavenCentral()
-}
-
 android {
     namespace 'com.arkj.app'
     compileSdk 34
@@ -45,5 +40,4 @@ android {
 }
 
 dependencies {
-    implementation 'com.google.android:material:1.9.0'
 }
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index cbcb213..2fa2e03 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -4,7 +4,7 @@
     <application
         android:allowBackup="true"
         android:label="@string/app_name"
-        android:theme="@style/Theme.Material3.DayNight.NoActionBar">
+        android:theme="@android:style/Theme.DeviceDefault.Light.NoActionBar">
         
         <activity
             android:name=".MainActivity"
@@ -17,4 +17,4 @@
         
     </application>
 
-</manifest>
+</manifest>
\ No newline at end of file