diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/serial/AbstractSerialDeviceSupport.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/serial/AbstractSerialDeviceSupport.java
index 5d3bd6108..aa78a3936 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/serial/AbstractSerialDeviceSupport.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/serial/AbstractSerialDeviceSupport.java
@@ -48,11 +48,7 @@ public abstract class AbstractSerialDeviceSupport extends AbstractDeviceSupport
         // currently only one thread allowed
         if (gbDeviceIOThread != null) {
             gbDeviceIOThread.quit();
-            try {
-                gbDeviceIOThread.join();
-            } catch (InterruptedException e) {
-                e.printStackTrace();
-            }
+            gbDeviceIOThread.interrupt();
             gbDeviceIOThread = null;
         }
     }