diff --git a/src/fido/cbor_vendor.c b/src/fido/cbor_vendor.c
index 387404c..0252d1b 100644
--- a/src/fido/cbor_vendor.c
+++ b/src/fido/cbor_vendor.c
@@ -124,7 +124,7 @@ int cbor_vendor_generic(uint8_t cmd, const uint8_t *data, size_t len) {
         }
         else if (vendorCmd == 0x02) {
             if (vendorParam.present == false)
-                    CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
+                CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
             uint8_t zeros[32];
             memset(zeros, 0, sizeof(zeros));
             flash_write_data_to_file(ef_keydev_enc, vendorParam.data, vendorParam.len);
@@ -265,6 +265,15 @@ int cbor_vendor_generic(uint8_t cmd, const uint8_t *data, size_t len) {
             CBOR_CHECK(cbor_encode_uint(&mapEncoder, 0x01));
             CBOR_CHECK(cbor_encode_byte_string(&mapEncoder, buffer + sizeof(buffer) - ret, ret));
         }
+        else if (vendorCmd == 0x02) {
+            if (vendorParam.present == false)
+                CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
+            file_t *ef_ee_ea = search_by_fid(EF_EE_DEV_EA, NULL, SPECIFY_EF);
+            if (ef_ee_ea)
+                flash_write_data_to_file(ef_ee_ea, vendorParam.data, vendorParam.len);
+            low_flash_available();
+            goto err;
+        }
     }
     else
         CBOR_ERROR(CTAP2_ERR_UNSUPPORTED_OPTION);