diff --git a/features/FEATURE_BLE/ble/pal/AttClientToGattClientAdapter.h b/features/FEATURE_BLE/ble/pal/AttClientToGattClientAdapter.h
index d2cbcead56..e9b4d7d75d 100644
--- a/features/FEATURE_BLE/ble/pal/AttClientToGattClientAdapter.h
+++ b/features/FEATURE_BLE/ble/pal/AttClientToGattClientAdapter.h
@@ -232,17 +232,6 @@ public:
         );
     }
 
-    /**
-     * @see ble::pal::GattClient::set_peer_signing_counter
-     */
-    virtual ble_error_t set_peer_signing_counter(
-        connection_handle_t connection_handle,
-        uint32_t sign_counter
-    ) {
-        /* TODO: implement*/
-        return BLE_ERROR_NOT_IMPLEMENTED;
-    }
-
     /**
      * @see ble::pal::GattClient::write_attribute
      */
diff --git a/features/FEATURE_BLE/targets/TARGET_NORDIC/TARGET_NRF5/source/nRF5XPalGattClient.h b/features/FEATURE_BLE/targets/TARGET_NORDIC/TARGET_NRF5/source/nRF5XPalGattClient.h
index c997a8a9d8..20b20296de 100644
--- a/features/FEATURE_BLE/targets/TARGET_NORDIC/TARGET_NRF5/source/nRF5XPalGattClient.h
+++ b/features/FEATURE_BLE/targets/TARGET_NORDIC/TARGET_NRF5/source/nRF5XPalGattClient.h
@@ -157,14 +157,6 @@ public:
         uint32_t sign_counter
     );
 
-    /**
-     * see pal::GattClient::set_peer_signing_counter .
-     */
-    virtual ble_error_t set_peer_signing_counter(
-        connection_handle_t connection_handle,
-        uint32_t sign_counter
-    );
-
     /**
      * see pal::GattClient::write_attribute .
      */