diff --git a/ntp_core.c b/ntp_core.c
index 3d55d72..60b6f0f 100644
--- a/ntp_core.c
+++ b/ntp_core.c
@@ -184,7 +184,7 @@ struct NCR_Instance_Record {
 
 /* Time to wait before retransmitting in burst mode, if we did not get
    a reply to the previous probe */
-#define BURST_TIMEOUT 8.0
+#define BURST_TIMEOUT 2.5
 
 /* Number of samples in initial burst */
 #define IBURST_GOOD_SAMPLES 4