diff --git a/common/src/main/java/org/embeddedt/modernfix/dfu/DFUBlaster.java b/common/src/main/java/org/embeddedt/modernfix/dfu/DFUBlaster.java
index 09da5e76..c22b7e52 100644
--- a/common/src/main/java/org/embeddedt/modernfix/dfu/DFUBlaster.java
+++ b/common/src/main/java/org/embeddedt/modernfix/dfu/DFUBlaster.java
@@ -43,7 +43,7 @@ public class DFUBlaster {
     }
 
     public static void kick() {
-        NEXT_WAKE_TIME.getAndAdd(DELAY_TIME);
+        NEXT_WAKE_TIME.set(System.nanoTime() + DELAY_TIME);
     }
 
     static class CleanerThread extends Thread {