diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index 2ac4e3c597fa..8849699c66c4 100644
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -1617,8 +1617,8 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 /* CMNG constants, as derived from system spec calculations */
 /* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
 #define DEF_MIN_RATE					100
-/* resolution of the rate shaping timer - 100 usec */
-#define RS_PERIODIC_TIMEOUT_USEC			100
+/* resolution of the rate shaping timer - 400 usec */
+#define RS_PERIODIC_TIMEOUT_USEC			400
 /* number of bytes in single QM arbitration cycle -
  * coefficient for calculating the fairness timer */
 #define QM_ARB_BYTES					160000