diff --git a/client/src/mifare/desfirecore.c b/client/src/mifare/desfirecore.c
index 10c4dff42..abce6e7e9 100644
--- a/client/src/mifare/desfirecore.c
+++ b/client/src/mifare/desfirecore.c
@@ -2544,22 +2544,9 @@ int DesfireSetConfiguration(DesfireContext *dctx, uint8_t paramid, uint8_t *para
     memcpy(&data[1], param, paramlen);
     size_t datalen = 1 + paramlen;
 
-
-    /*// add crc
-    if (dctx->secureChannel == DACd40) {
-        iso14443a_crc_append(&data[1], datalen - 1);
-        datalen += 2;
-    } else {
-        desfire_crc32_append(cdata, datalen + 1);
-        datalen += 4;
-    }
-*/
     // dynamic length
-    if (paramid == 0x02 && dctx->commMode == DCMEncrypted) {
+    if (paramid == 0x02 && dctx->commMode == DCMEncrypted)
         dctx->commMode = DCMEncryptedWithPadding;
-        //data[datalen] = 0x80;
-        //datalen++;
-    }
 
     // send command
     uint8_t resp[257] = {0};