diff --git a/radio/rfsimulator/simulator.c b/radio/rfsimulator/simulator.c
index fa5eab520a..96483d6f56 100644
--- a/radio/rfsimulator/simulator.c
+++ b/radio/rfsimulator/simulator.c
@@ -817,7 +817,7 @@ static int rfsimulator_read(openair0_device *device, openair0_timestamp *ptimest
     if ( t->nextRxTstamp == 0)
       LOG_W(HW,"No connected device, generating void samples...\n");
 
-    if (!flushInput(t, 10,  nsamps)) {
+    if (!flushInput(t, 1,  nsamps)) {
       for (int x=0; x < nbAnt; x++)
         memset(samplesVoid[x],0,sampleToByte(nsamps,1));