diff --git a/client/src/mifare/mifare4.h b/client/src/mifare/mifare4.h
index 0c3e08458..994fb16a5 100644
--- a/client/src/mifare/mifare4.h
+++ b/client/src/mifare/mifare4.h
@@ -50,13 +50,13 @@ typedef struct {
 void mfpSetVerboseMode(bool verbose);
 const char *mfpGetErrorDescription(uint8_t errorCode);
 
-int CalculateMAC(mf4Session_t *session, MACType_t mtype, uint8_t blockNum, uint8_t blockCount, uint8_t *data, int datalen, uint8_t *mac, bool verbose);
-int MifareAuth4(mf4Session_t *session, uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool dropFieldIfError, bool verbose, bool silentMode);
+int CalculateMAC(mf4Session_t *mf4session, MACType_t mtype, uint8_t blockNum, uint8_t blockCount, uint8_t *data, int datalen, uint8_t *mac, bool verbose);
+int MifareAuth4(mf4Session_t *mf4session, uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool dropFieldIfError, bool verbose, bool silentMode);
 
 int MFPWritePerso(uint8_t *keyNum, uint8_t *key, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);
 int MFPCommitPerso(bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);
-int MFPReadBlock(mf4Session_t *session, bool plain, uint8_t blockNum, uint8_t blockCount, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac);
-int MFPWriteBlock(mf4Session_t *session, uint8_t blockNum, uint8_t *data, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac);
+int MFPReadBlock(mf4Session_t *mf4session, bool plain, uint8_t blockNum, uint8_t blockCount, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac);
+int MFPWriteBlock(mf4Session_t *mf4session, uint8_t blockNum, uint8_t *data, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen, uint8_t *mac);
 int mfpReadSector(uint8_t sectorNo, uint8_t keyType, uint8_t *key, uint8_t *dataout, bool verbose);
 
 int MFPGetSignature(bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);