diff --git a/CommonLibs/Timeval.cpp b/CommonLibs/Timeval.cpp
index 21072fc7..fd1bcda7 100644
--- a/CommonLibs/Timeval.cpp
+++ b/CommonLibs/Timeval.cpp
@@ -27,8 +27,17 @@
 
 #include "Timeval.h"
 
+extern "C" {
+#include <osmocom/core/timer.h>
+}
+
 using namespace std;
 
+void Timeval::now()
+{
+	osmo_clock_gettime(CLOCK_REALTIME, &mTimespec);
+}
+
 void Timeval::future(unsigned offset)
 {
 	now();
diff --git a/CommonLibs/Timeval.h b/CommonLibs/Timeval.h
index b780af12..7c6a6f69 100644
--- a/CommonLibs/Timeval.h
+++ b/CommonLibs/Timeval.h
@@ -47,7 +47,7 @@ class Timeval {
 	public:
 
 	/** Set the value to current time. */
-	void now() { clock_gettime(CLOCK_REALTIME, &mTimespec); }
+	void now();
 
 	/** Set the value to gettimeofday plus an offset. */
 	void future(unsigned ms);