diff --git a/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java b/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java
index 1243ff61e..9b223a3b1 100644
--- a/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java
+++ b/main/src/main/java/de/blinkt/openvpn/core/DeviceStateReceiver.java
@@ -16,16 +16,11 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
-import android.preference.PreferenceManager;
 
 import de.blinkt.openvpn.R;
 import de.blinkt.openvpn.core.VpnStatus.ByteCountListener;
 
 import java.util.LinkedList;
-import java.util.Objects;
-import java.util.StringTokenizer;
-import java.util.concurrent.atomic.AtomicBoolean;
-import java.util.concurrent.atomic.AtomicReference;
 
 import static de.blinkt.openvpn.core.OpenVPNManagement.pauseReason;