diff --git a/hal/Hal8188ERateAdaptive.c b/hal/Hal8188ERateAdaptive.c
index aaa2617..e9b1212 100644
--- a/hal/Hal8188ERateAdaptive.c
+++ b/hal/Hal8188ERateAdaptive.c
@@ -402,7 +402,7 @@ static int odm_ARFBRefresh_8188E(struct odm_dm_struct *dm_odm, struct odm_ra_inf
 			pRaInfo->PTModeSS = 3;
 		else if (pRaInfo->HighestRate > 0x0b)
 			pRaInfo->PTModeSS = 2;
-		else if (pRaInfo->HighestRate > 0x0b)
+		else if (pRaInfo->HighestRate > 0x03)
 			pRaInfo->PTModeSS = 1;
 		else
 			pRaInfo->PTModeSS = 0;