diff --git a/core/mac/inc/sir_api.h b/core/mac/inc/sir_api.h
index c3a1f5b73d96..597ab34134af 100644
--- a/core/mac/inc/sir_api.h
+++ b/core/mac/inc/sir_api.h
@@ -1348,17 +1348,6 @@ typedef struct sAni64BitCounters {
 	uint32_t Lo;
 } tAni64BitCounters, *tpAni64BitCounters;
 
-typedef struct sAniSecurityStat {
-	tAni64BitCounters txBlks;
-	tAni64BitCounters rxBlks;
-	tAni64BitCounters formatErrorCnt;
-	tAni64BitCounters decryptErr;
-	tAni64BitCounters protExclCnt;
-	tAni64BitCounters unDecryptableCnt;
-	tAni64BitCounters decryptOkCnt;
-
-} tAniSecurityStat, *tpAniSecurityStat;
-
 typedef enum sPacketType {
 	ePACKET_TYPE_UNKNOWN,
 	ePACKET_TYPE_11A,