diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index 2584fe8f9b..c1ad883359 100755
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -3027,7 +3027,7 @@ static unsigned int calc_timestamp(struct chan_iax2_pvt *p, unsigned int ts, str
 				* next multiple of frame size (so our
 				* silent periods are multiples of
 				* frame size too) */
-				if (f->samples / 8) /* check to make sure we dont core dump */
+				if (f->samples >= 8) /* check to make sure we dont core dump */
 				{
 					int diff = ms % (f->samples / 8);
 					if (diff)