diff --git a/dont-kill-me-lib/src/main/java/org/briarproject/android/dontkillmelib/PowerUtils.java b/dont-kill-me-lib/src/main/java/org/briarproject/android/dontkillmelib/PowerUtils.java
index 361d04000da1a66e90970bb187ec93d1741d07ba..36cab27c3dee554b8594f7798c6fd4f2cbb3ee5f 100644
--- a/dont-kill-me-lib/src/main/java/org/briarproject/android/dontkillmelib/PowerUtils.java
+++ b/dont-kill-me-lib/src/main/java/org/briarproject/android/dontkillmelib/PowerUtils.java
@@ -14,7 +14,6 @@ import java.util.List;
 import java.util.Scanner;
 
 import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
 
 import static android.content.Context.POWER_SERVICE;
 import static android.content.pm.PackageManager.MATCH_DEFAULT_ONLY;
@@ -49,14 +48,6 @@ public class PowerUtils {
 		return i;
 	}
 
-	public static void showOnboardingDialog(Context ctx, String text) {
-		new AlertDialog.Builder(ctx, R.style.OnboardingDialogTheme)
-				.setMessage(text)
-				.setNeutralButton(R.string.got_it,
-						(dialog, which) -> dialog.cancel())
-				.show();
-	}
-
 	/**
 	 * Determine whether a Huawei "Protected apps" feature is available on the
 	 * device.
diff --git a/dont-kill-me-lib/src/main/res/values/styles.xml b/dont-kill-me-lib/src/main/res/values/styles.xml
deleted file mode 100644
index b608b8fdf7fa11d51c5646355cb3700ca7b4b2ff..0000000000000000000000000000000000000000
--- a/dont-kill-me-lib/src/main/res/values/styles.xml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-
-	<style name="OnboardingDialogTheme" parent="Theme.AppCompat.DayNight.Dialog.MinWidth" />
-
-	<style name="DoNotKillMeButton" parent="Widget.AppCompat.Button.Colored" />
-
-	<style name="HelpButton" parent="Widget.AppCompat.Button.Borderless">
-		<item name="android:tint">#418cd8</item>
-	</style>
-
-</resources>
diff --git a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/AbstractDoNotKillMeFragment.java b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/AbstractDoNotKillMeFragment.java
index 7bdd35e8dbc7d6921fce460993410589263b6546..b99c26ba926f2665a9c6391caf0982d6741a3a16 100644
--- a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/AbstractDoNotKillMeFragment.java
+++ b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/AbstractDoNotKillMeFragment.java
@@ -23,7 +23,7 @@ import androidx.fragment.app.Fragment;
 import static android.view.View.INVISIBLE;
 import static android.view.View.VISIBLE;
 import static org.briarproject.android.dontkillmelib.PowerUtils.getDozeWhitelistingIntent;
-import static org.briarproject.android.dontkillmelib.PowerUtils.showOnboardingDialog;
+import static org.briarproject.mailbox.android.dontkillme.DoNotKillMeUtils.showOnboardingDialog;
 
 public abstract class AbstractDoNotKillMeFragment extends Fragment
 		implements OnCheckedChangedListener,
diff --git a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/DoNotKillMeUtils.java b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/DoNotKillMeUtils.java
new file mode 100644
index 0000000000000000000000000000000000000000..f3f0b79915660b0bd3e5afef03956320711223a3
--- /dev/null
+++ b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/DoNotKillMeUtils.java
@@ -0,0 +1,20 @@
+package org.briarproject.mailbox.android.dontkillme;
+
+import android.content.Context;
+
+import org.briarproject.mailbox.R;
+
+import androidx.appcompat.app.AlertDialog;
+
+public class DoNotKillMeUtils {
+
+	static void showOnboardingDialog(Context ctx, String text) {
+		new AlertDialog.Builder(ctx,
+				R.style.OnboardingDialogTheme)
+				.setMessage(text)
+				.setNeutralButton(
+						org.briarproject.android.dontkillmelib.R.string.got_it,
+						(dialog, which) -> dialog.cancel())
+				.show();
+	}
+}
diff --git a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/PowerView.java b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/PowerView.java
index 47e0864f7375148c1a500fd48dfb7186ec683bb5..55d91b07d80beb0b46190b2527e91ffedd1faf07 100644
--- a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/PowerView.java
+++ b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/PowerView.java
@@ -22,7 +22,7 @@ import androidx.constraintlayout.widget.ConstraintLayout;
 import androidx.core.content.ContextCompat;
 
 import static android.content.Context.LAYOUT_INFLATER_SERVICE;
-import static org.briarproject.android.dontkillmelib.PowerUtils.showOnboardingDialog;
+import static org.briarproject.mailbox.android.dontkillme.DoNotKillMeUtils.showOnboardingDialog;
 
 @UiThread
 abstract class PowerView extends ConstraintLayout {
diff --git a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/XiaomiView.java b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/XiaomiView.java
index d48aa9851b8fafe8e9d70eec3c40a0be41ca8814..623f5d410bf6519c576d38e063eef0d5a77b97a5 100644
--- a/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/XiaomiView.java
+++ b/mailbox-android/src/main/java/org/briarproject/mailbox/android/dontkillme/XiaomiView.java
@@ -9,7 +9,7 @@ import androidx.annotation.UiThread;
 
 import static org.briarproject.android.dontkillmelib.PowerUtils.isMiuiTenOrLater;
 import static org.briarproject.android.dontkillmelib.PowerUtils.isXiaomiOrRedmiDevice;
-import static org.briarproject.android.dontkillmelib.PowerUtils.showOnboardingDialog;
+import static org.briarproject.mailbox.android.dontkillme.DoNotKillMeUtils.showOnboardingDialog;
 
 @UiThread
 public class XiaomiView extends PowerView {
diff --git a/mailbox-android/src/main/res/values/styles.xml b/mailbox-android/src/main/res/values/styles.xml
index 679e8d58cb2f759afbdbd7ca60160a5a7a24ec3a..8794b78ba41708b9bd0386411fce023c0c960da0 100644
--- a/mailbox-android/src/main/res/values/styles.xml
+++ b/mailbox-android/src/main/res/values/styles.xml
@@ -5,6 +5,8 @@
         <item name="android:textColor">?attr/colorSecondary</item>
     </style>
 
+    <style name="OnboardingDialogTheme" parent="Theme.AppCompat.DayNight.Dialog.MinWidth" />
+
     <style name="PowerIcon">
         <item name="android:background">@drawable/ic_circle</item>
         <!-- Figma had #222E3C as backgroundTint, but the style guide's closest is this -->