diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 8e3c736..059e9a0 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1528,7 +1528,7 @@
                   android:immersive="true"
                   android:launchMode="singleTop"
                   android:excludeFromRecents="true"
-                  android:theme="@android:style/Theme.Material.Light.NoActionBar"
+                  android:theme="@style/Theme.CryptKeeper"
                   android:configChanges="keyboard|keyboardHidden|uiMode"
                   android:windowSoftInputMode="adjustResize"
                   android:screenOrientation="nosensor">
diff --git a/res/values/themes.xml b/res/values/themes.xml
index e382de4..91685a2 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -127,6 +127,13 @@
         <item name="android:actionBarStyle">@style/Theme.ActionBar</item>
     </style>
 
+    <style name="Theme.CryptKeeper" parent="@android:style/Theme.Material.Light.NoActionBar">
+        <!-- LockPatternView colors -->
+        <item name="@*android:regularColor">@color/lock_pattern_view_regular_color</item>
+        <item name="@*android:successColor">@color/lock_pattern_view_success_color</item>
+        <item name="@*android:errorColor">@color/lock_pattern_view_error_color</item>
+    </style>
+
     <style name="Theme.SubSettingsDialogWhenLarge" parent="Theme.DialogWhenLarge">
         <item name="android:actionBarWidgetTheme">@null</item>
         <item name="android:actionBarTheme">@android:style/ThemeOverlay.Material.Dark.ActionBar</item>