diff --git a/client/src/cmdhfmfp.c b/client/src/cmdhfmfp.c
index ccf2e8f78..9434d88ed 100644
--- a/client/src/cmdhfmfp.c
+++ b/client/src/cmdhfmfp.c
@@ -1000,7 +1000,7 @@ static int CmdHFMFPWrbl(const char *Cmd) {
 #define AES_KEY_LEN        16
 #define MAX_KEYS_LIST_LEN  1024
 
-static int MFPKeyCheck(uint8_t startSector, uint8_t endSector, uint8_t startKeyAB, uint8_t endKeyAB,
+static int plus_key_check(uint8_t startSector, uint8_t endSector, uint8_t startKeyAB, uint8_t endKeyAB,
                        uint8_t keyList[MAX_KEYS_LIST_LEN][AES_KEY_LEN], size_t keyListLen, uint8_t foundKeys[2][64][AES_KEY_LEN + 1],
                        bool verbose) {
     int res;