diff --git a/dp/cmn_dp_api/dp_ratetable.c b/dp/cmn_dp_api/dp_ratetable.c
index b29655c5f1..50d7e64c63 100644
--- a/dp/cmn_dp_api/dp_ratetable.c
+++ b/dp/cmn_dp_api/dp_ratetable.c
@@ -7001,7 +7001,7 @@ qdf_export_symbol(dp_get_supported_rates);
  */
 int dp_get_kbps_to_mcs(int kbps_rate, int shortgi, int htflag)
 {
-	int i = 0, nss = 0, num_mcs = 0;
+	int i = 0, nss = 0, num_mcs = NUM_LEGACY_MCS;
 	int start_index = -1, end_index = -1;
 	int ratekbpssgi = 0, ratekbps = 0;
 
@@ -7144,7 +7144,7 @@ int dp_get_kbps_to_mcs(int kbps_rate, int shortgi, int htflag)
 int dp_get_kbps_to_mcs(int kbps_rate, int shortgi, int htflag,
 		       int nss, int ch_width);
 {
-	int i = 0, num_mcs = 0;
+	int i = 0, num_mcs = NUM_LEGACY_MCS;
 	int start_index = -1, end_index = -1;
 	int ratekbpssgi = 0, ratekbps = 0;
 
diff --git a/dp/cmn_dp_api/dp_ratetable.h b/dp/cmn_dp_api/dp_ratetable.h
index 9d58fe3e73..e21266707f 100644
--- a/dp/cmn_dp_api/dp_ratetable.h
+++ b/dp/cmn_dp_api/dp_ratetable.h
@@ -170,6 +170,7 @@ static inline int dp_ath_rate_out(uint64_t _i)
 #endif
 
 #define INVALID_RATE_ERR -1
+#define NUM_LEGACY_MCS 1
 
 /*
  * The order of the rate types are jumbled below since the current code