diff --git a/client/src/mifare/mifarehost.c b/client/src/mifare/mifarehost.c
index 393495152..6f1138cee 100644
--- a/client/src/mifare/mifarehost.c
+++ b/client/src/mifare/mifarehost.c
@@ -58,8 +58,8 @@ int mfDarkside(uint8_t blockno, uint8_t key_type, uint64_t *key) {
 
         // wait cycle
         while (true) {
-            printf(".");
-            fflush(stdout);
+            PrintAndLogEx(NORMAL, "." NOLF);
+
             if (kbd_enter_pressed()) {
                 return PM3_EOPABORTED;
             }
@@ -206,8 +206,7 @@ int mfCheckKeys_fast(uint8_t sectorsCnt, uint8_t firstChunk, uint8_t lastChunk,
 
     while (!WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
         timeout++;
-        printf(".");
-        fflush(stdout);
+        PrintAndLogEx(NORMAL, "." NOLF);
         // max timeout for one chunk of 85keys, 60*3sec = 180seconds
         // s70 with 40*2 keys to check, 80*85 = 6800 auth.
         // takes about 97s, still some margin before abort
@@ -1037,14 +1036,16 @@ int detect_classic_nackbug(bool verbose) {
         PrintAndLogEx(SUCCESS, "press pm3-button on the Proxmark3 device to abort both Proxmark3 and client.\n");
 
     while (true) {
-        printf(".");
-        fflush(stdout);
+        
+        PrintAndLogEx(NORMAL, "." NOLF);
         if (kbd_enter_pressed()) {
             return PM3_EOPABORTED;
         }
 
         if (WaitForResponseTimeout(CMD_HF_MIFARE_NACK_DETECT, &resp, 500)) {
 
+            PrintAndLogEx(NORMAL, "");
+
             if (resp.status == PM3_EOPABORTED) {
                 PrintAndLogEx(WARNING, "button pressed. Aborted.");
                 return PM3_EOPABORTED;
@@ -1053,7 +1054,6 @@ int detect_classic_nackbug(bool verbose) {
             uint8_t ok = resp.data.asBytes[0];
             uint8_t nacks = resp.data.asBytes[1];
             uint16_t auths = bytes_to_num(resp.data.asBytes + 2, 2);
-            PrintAndLogEx(NORMAL, "");
 
             if (verbose) {
                 PrintAndLogEx(SUCCESS, "num of auth requests  : %u", auths);
@@ -1070,7 +1070,7 @@ int detect_classic_nackbug(bool verbose) {
                 case 97 : {
                     if (verbose) {
                         PrintAndLogEx(FAILED, "card random number generator seems to be based on the well-known generating polynomial");
-                        PrintAndLogEx(NORMAL, "[- ]with 16 effective bits only, but shows unexpected behavior, try again.");
+                        PrintAndLogEx(FAILED, "with 16 effective bits only, but shows unexpected behavior, try again.");
                     }
                     return PM3_SUCCESS;
                 }