diff --git a/osal/FreeRTOS/Clock.cpp b/osal/FreeRTOS/Clock.cpp
index d556444c..42f060b4 100644
--- a/osal/FreeRTOS/Clock.cpp
+++ b/osal/FreeRTOS/Clock.cpp
@@ -67,6 +67,13 @@ ReturnValue_t Clock::getUptime(uint32_t* uptimeMs) {
 	return HasReturnvaluesIF::RETURN_OK;
 }
 
+
+uint32_t Clock::getUptimeSeconds() {
+	timeval uptime = getUptime();
+	return uptime.tv_sec;
+}
+
+
 ReturnValue_t Clock::getClock_usecs(uint64_t* time) {
 	timeval time_timeval;
 	ReturnValue_t result = getClock_timeval(&time_timeval);
diff --git a/osal/host/Clock.cpp b/osal/host/Clock.cpp
index 41321eeb..17d98ba8 100644
--- a/osal/host/Clock.cpp
+++ b/osal/host/Clock.cpp
@@ -106,6 +106,11 @@ ReturnValue_t Clock::getUptime(uint32_t* uptimeMs) {
 	return HasReturnvaluesIF::RETURN_OK;
 }
 
+uint32_t Clock::getUptimeSeconds() {
+	timeval uptime = getUptime();
+	return uptime.tv_sec;
+}
+
 
 ReturnValue_t Clock::getDateAndTime(TimeOfDay_t* time) {
 	// do some magic with chrono (C++20!)
diff --git a/osal/linux/Clock.cpp b/osal/linux/Clock.cpp
index 6f2faedb..468fcb80 100644
--- a/osal/linux/Clock.cpp
+++ b/osal/linux/Clock.cpp
@@ -1,3 +1,4 @@
+#include <fsfw/timemanager/Stopwatch.h>
 #include "../../serviceinterface/ServiceInterfaceStream.h"
 #include "../../timemanager/Clock.h"
 
@@ -76,8 +77,7 @@ timeval Clock::getUptime() {
 
 ReturnValue_t Clock::getUptime(timeval* uptime) {
     //TODO This is not posix compatible and delivers only seconds precision
-    // is the OS not called Linux?
-    //Linux specific file read but more precise
+    // Linux specific file read but more precise.
     double uptimeSeconds;
     if(std::ifstream("/proc/uptime",std::ios::in) >> uptimeSeconds){
         uptime->tv_sec = uptimeSeconds;
@@ -86,6 +86,16 @@ ReturnValue_t Clock::getUptime(timeval* uptime) {
     return HasReturnvaluesIF::RETURN_OK;
 }
 
+uint32_t Clock::getUptimeSeconds() {
+	//TODO This is not posix compatible and delivers only seconds precision
+	struct sysinfo sysInfo;
+	int result = sysinfo(&sysInfo);
+	if(result != 0){
+		return HasReturnvaluesIF::RETURN_FAILED;
+	}
+	return sysInfo.uptime;
+}
+
 ReturnValue_t Clock::getUptime(uint32_t* uptimeMs) {
 	timeval uptime;
 	ReturnValue_t result = getUptime(&uptime);
diff --git a/timemanager/Clock.h b/timemanager/Clock.h
index acb68e2e..1ad88305 100644
--- a/timemanager/Clock.h
+++ b/timemanager/Clock.h
@@ -67,6 +67,8 @@ public:
 
 	static timeval getUptime();
 
+	static uint32_t getUptimeSeconds();
+
 	/**
 	 * Get the time since boot in milliseconds
 	 *