diff --git a/src/rawtsinput.c b/src/rawtsinput.c
index 98e199a3..e22ac146 100644
--- a/src/rawtsinput.c
+++ b/src/rawtsinput.c
@@ -267,7 +267,7 @@ process_ts_packet(rawts_t *rt, uint8_t *tsb)
 	  slp.tv_sec  =  d / 1000000;
 	  slp.tv_nsec = (d % 1000000) * 1000;
 	
-	  clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &slp, NULL);
+	  clock_nanosleep(CLOCK_MONOTONIC_COARSE, TIMER_ABSTIME, &slp, NULL);
 	  didsleep = 1;
 	}
 	t->s_pcr_last = pcr;
diff --git a/src/tvheadend.h b/src/tvheadend.h
index 8d86ba51..b66ba756 100644
--- a/src/tvheadend.h
+++ b/src/tvheadend.h
@@ -390,7 +390,7 @@ getmonoclock(void)
 {
   struct timespec tp;
 
-  clock_gettime(CLOCK_MONOTONIC, &tp);
+  clock_gettime(CLOCK_MONOTONIC_COARSE, &tp);
 
   return tp.tv_sec * 1000000ULL + (tp.tv_nsec / 1000);
 }