diff --git a/app/src/main/res/drawable-hdpi/ic_service_notification.png b/app/src/main/res/drawable-hdpi/ic_service_notification.png
deleted file mode 100644
index 52099fa0..00000000
Binary files a/app/src/main/res/drawable-hdpi/ic_service_notification.png and /dev/null differ
diff --git a/app/src/main/res/drawable-mdpi/ic_service_notification.png b/app/src/main/res/drawable-mdpi/ic_service_notification.png
deleted file mode 100644
index 1f555148..00000000
Binary files a/app/src/main/res/drawable-mdpi/ic_service_notification.png and /dev/null differ
diff --git a/app/src/main/res/drawable-xhdpi/ic_service_notification.png b/app/src/main/res/drawable-xhdpi/ic_service_notification.png
deleted file mode 100644
index 7c172bc8..00000000
Binary files a/app/src/main/res/drawable-xhdpi/ic_service_notification.png and /dev/null differ
diff --git a/app/src/main/res/drawable-xxhdpi/ic_service_notification.png b/app/src/main/res/drawable-xxhdpi/ic_service_notification.png
deleted file mode 100644
index ecaf5e55..00000000
Binary files a/app/src/main/res/drawable-xxhdpi/ic_service_notification.png and /dev/null differ
diff --git a/app/src/main/res/drawable-xxxhdpi/ic_service_notification.png b/app/src/main/res/drawable-xxxhdpi/ic_service_notification.png
deleted file mode 100644
index 7a077ff5..00000000
Binary files a/app/src/main/res/drawable-xxxhdpi/ic_service_notification.png and /dev/null differ
diff --git a/app/src/main/res/drawable/ic_service_notification.xml b/app/src/main/res/drawable/ic_service_notification.xml
new file mode 100644
index 00000000..8ab80a70
--- /dev/null
+++ b/app/src/main/res/drawable/ic_service_notification.xml
@@ -0,0 +1,33 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="48dp"
+    android:width="48dp"
+    android:viewportWidth="48"
+    android:viewportHeight="48">
+    <!--
+        https://material.google.com/style/icons.html
+    -->
+
+    <!-- Screen border. -->
+    <path android:fillColor="#00000000"
+          android:strokeColor="#000"
+          android:strokeWidth="3"
+          android:pathData="M7,4
+                            l34,0
+                            q3 0,3 3
+                            l0,34
+                            q0 3, -3 3
+                            l-34,0
+                            q-3 0, -3-3
+                            l0 -34
+                            q0 -3, 3 -3"
+          />
+
+    <!-- Block cursor. -->
+    <path android:fillColor="#000"
+          android:pathData="M12,12
+                            l5,0
+                            l0,10
+                            l-5,0"
+        />
+
+</vector>