diff --git a/lib/sdk/Libraries/BTLE/stack/ble-host/include/att_uuid.h b/lib/sdk/Libraries/BTLE/stack/ble-host/include/att_uuid.h
index b51cabdf90253bb654ac4bdb88ae4e6384a75752..ee9bfd0b87b3852d8b921c59167e7edfcd66b688 100644
--- a/lib/sdk/Libraries/BTLE/stack/ble-host/include/att_uuid.h
+++ b/lib/sdk/Libraries/BTLE/stack/ble-host/include/att_uuid.h
@@ -62,6 +62,7 @@ extern "C" {
 #define ATT_UUID_RUNNING_SPEED_SERVICE      0x1814    /*!< \brief Running Speed Service */
 #define ATT_UUID_CYCLING_SPEED_SERVICE      0x1816    /*!< \brief Cycling Speed Service */
 #define ATT_UUID_CYCLING_POWER_SERVICE      0x1818    /*!< \brief Cycling Power Service */
+#define ATT_UUID_ENVIRONMENTAL_SENSING_SERVICE 0x181A
 #define ATT_UUID_USER_DATA_SERVICE          0x181C    /*!< \brief User Data Service */
 #define ATT_UUID_WEIGHT_SCALE_SERVICE       0x181D    /*!< \brief Weight Scale Service */
 #define ATT_UUID_IP_SUPPORT_SERVICE         0x1820    /*!< \brief IP Support Service */
@@ -213,6 +214,7 @@ extern "C" {
 #define ATT_UUID_CTE_TX_DURATION            0x7F83    /*!< \brief Constant Tone Extension transmit duration */
 #define ATT_UUID_CTE_INTERVAL               0x7F84    /*!< \brief Constant Tone Extension interval */
 #define ATT_UUID_CTE_PHY                    0x7F85    /*!< \brief Constant Tone Extension PHY */
+#define ATT_UUID_TEMPERATURE                0x2A6E
 /**@}*/
 
 /** \name GATT Unit UUIDs
@@ -531,6 +533,7 @@ extern const uint8_t attCteTxCntChUuid[ATT_16_UUID_LEN]; /*!< \brief Constant To
 extern const uint8_t attCteTxDurChUuid[ATT_16_UUID_LEN]; /*!< \brief Constant Tone Extension transmit duration */
 extern const uint8_t attCteIntChUuid[ATT_16_UUID_LEN];   /*!< \brief Constant Tone Extension interval */
 extern const uint8_t attCtePhyChUuid[ATT_16_UUID_LEN];   /*!< \brief Constant Tone Extension PHY */
+extern const uint8_t attTemperatureChUuid[ATT_16_UUID_LEN];
 /**@}*/
 
 /*! \} */    /* STACK_ATT_API */
diff --git a/lib/sdk/Libraries/BTLE/stack/ble-host/sources/stack/att/att_uuid.c b/lib/sdk/Libraries/BTLE/stack/ble-host/sources/stack/att/att_uuid.c
index d34e556fd143446b2441590135eb2a2fd239ecee..5df83830289e2adbc9b010c3fc169ae5acc02b66 100644
--- a/lib/sdk/Libraries/BTLE/stack/ble-host/sources/stack/att/att_uuid.c
+++ b/lib/sdk/Libraries/BTLE/stack/ble-host/sources/stack/att/att_uuid.c
@@ -186,3 +186,4 @@ const uint8_t attCteTxCntChUuid[ATT_16_UUID_LEN] = {UINT16_TO_BYTES(ATT_UUID_CTE
 const uint8_t attCteTxDurChUuid[ATT_16_UUID_LEN] = {UINT16_TO_BYTES(ATT_UUID_CTE_TX_DURATION)};
 const uint8_t attCteIntChUuid[ATT_16_UUID_LEN] =   {UINT16_TO_BYTES(ATT_UUID_CTE_INTERVAL)};
 const uint8_t attCtePhyChUuid[ATT_16_UUID_LEN] =   {UINT16_TO_BYTES(ATT_UUID_CTE_PHY)};
+const uint8_t attTemperatureChUuid[ATT_16_UUID_LEN] = {UINT16_TO_BYTES(ATT_UUID_TEMPERATURE)};