diff --git a/src/main/java/de/dennisguse/opentracks/stats/TrackStatistics.java b/src/main/java/de/dennisguse/opentracks/stats/TrackStatistics.java
index 49b1709d4..1727e4d17 100644
--- a/src/main/java/de/dennisguse/opentracks/stats/TrackStatistics.java
+++ b/src/main/java/de/dennisguse/opentracks/stats/TrackStatistics.java
@@ -208,7 +208,9 @@ public class TrackStatistics {
     @VisibleForTesting(otherwise = VisibleForTesting.PACKAGE_PRIVATE)
     public void addMovingTime(Duration time) {
         if (time.isNegative()) {
-            throw new RuntimeException("Moving time cannot be negative");
+            // Needs implementation of a monotonic Clock #800
+            // throw new RuntimeException("Moving time cannot be negative");
+            return;
         }
         movingTime = movingTime.plus(time);
     }