diff --git a/src/fsfw/timemanager/Stopwatch.cpp b/src/fsfw/timemanager/Stopwatch.cpp
index 05d5c0e8..4bc3a460 100644
--- a/src/fsfw/timemanager/Stopwatch.cpp
+++ b/src/fsfw/timemanager/Stopwatch.cpp
@@ -9,7 +9,7 @@
 Stopwatch::Stopwatch(bool displayOnDestruction, StopwatchDisplayMode displayMode)
     : displayOnDestruction(displayOnDestruction), displayMode(displayMode) {
   // Measures start time on initialization.
-  Clock::getUptime(&startTime);
+  Clock::getClock_timeval(&startTime);
 }
 
 void Stopwatch::start() { Clock::getUptime(&startTime); }
@@ -63,6 +63,6 @@ StopwatchDisplayMode Stopwatch::getDisplayMode() const { return displayMode; }
 
 void Stopwatch::stopInternal() {
   timeval endTime;
-  Clock::getUptime(&endTime);
+  Clock::getClock_timeval(&endTime);
   elapsedTime = endTime - startTime;
 }