diff --git a/include/superfemto.h b/include/superfemto.h
index 59d5443..0ef2b19 100644
--- a/include/superfemto.h
+++ b/include/superfemto.h
@@ -13,7 +13,7 @@
 #include "gsml1const.h"
 
 #define SUPERFEMTO_API(x,y,z)    ((x << 16) | (y << 8) | z)
-#define SUPERFEMTO_API_VERSION   SUPERFEMTO_API(3,10,0)
+#define SUPERFEMTO_API_VERSION   SUPERFEMTO_API(3,11,0)
 
 /****************************************************************************
  *                                   Const                                  *
@@ -66,7 +66,9 @@ typedef enum SuperFemto_PrimId_t
     SuperFemto_PrimId_SetRxCalibTblCnf,   ///< CNF: Confirm the use of the new RX level calibration table 
     SuperFemto_PrimId_MuteRfReq,          ///< REQ: Mute/Unmute the RF section
     SuperFemto_PrimId_MuteRfCnf,          ///< CNF: Confirm the mutin/unmiting of the the RF section
-    SuperFemto_PrimId_NUM
+    SuperFemto_PrimId_SetRxAttenReq,      ///< REQ: Set the RX attenuation
+    SuperFemto_PrimId_SetRxAttenCnf       ///< CNF: Confirm the configuration of the RX attenuation
+
 } SuperFemto_PrimId_t;
 
 /****************************************************************************
@@ -545,6 +547,37 @@ typedef struct SuperFemto_MuteRfCnf
 
 } SuperFemto_MuteRfCnf_t;
 
+/****************************************************************************
+ * Struct : SuperFemto_SetRxAttenReq_t
+ ************************************************************************//**
+ *
+ * This primitive is used to configure the RF receive attenuation.
+ *
+ * @ingroup superfemto_api_prim_dbg
+ *
+ ***************************************************************************/
+typedef struct SuperFemto_SetRxAttenReq
+{
+   uint8_t u8Atten;				///< RX Attenuation: 0(default), 12, 24, 36 dB
+
+} SuperFemto_SetRxAttenReq_t;
+
+/****************************************************************************
+ * Struct : SuperFemto_SetRxAttenCnf_t
+ ************************************************************************//**
+ *
+ * This primitive is sent back to confirm the configuration of the RF receive
+ * attenuation.
+ *
+ * @ingroup superfemto_api_prim_dbg
+ *
+ ***************************************************************************/
+typedef struct SuperFemto_SetRxAttenCnf
+{
+     SuperFemto_Status_t status;   ///< Status of the SET-RX-ATTEN-REQ
+
+} SuperFemto_SetRxAttenCnf_t;
+
 /****************************************************************************
  * Struct : SuperFemto_Primt_t
  ************************************************************************//**
@@ -582,6 +615,8 @@ typedef struct SuperFemto_Prim
         SuperFemto_SetRxCalibTblCnf_t setRxCalibTblCnf; ///< CNF: Confirm the use of the new RX level calibration table
         SuperFemto_MuteRfReq_t        muteRfReq;        ///< REQ: Mute/Unmute the RF section
         SuperFemto_MuteRfCnf_t        muteRfCnf;        ///< CNF: Confirm the mutin/unmiting of the the RF section
+        SuperFemto_SetRxAttenReq_t    setRxAttenReq;    ///< REQ: Set the RX attenuation
+        SuperFemto_SetRxAttenCnf_t    setRxAttenCnf;    ///< CNF: Confirm the configuration of the RX attenuation
 
     } u;