diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c
index 44f12364d..55f2c9df0 100644
--- a/client/cmdhfmf.c
+++ b/client/cmdhfmf.c
@@ -1156,6 +1156,7 @@ int CmdHF14AMfNestedHard(const char *Cmd) {
 	uint64_t foundkey = 0;
 	int16_t isOK = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, know_target_key ? trgkey : NULL, nonce_file_read, nonce_file_write, slow, tests, &foundkey);
 
+	DropField();
 	if (isOK) {
 		switch (isOK) {
 			case 1 : PrintAndLog("Error: No response from Proxmark.\n"); break;
@@ -1164,7 +1165,6 @@ int CmdHF14AMfNestedHard(const char *Cmd) {
 		}
 		return 2;
 	}
-
 	return 0;
 }
 
diff --git a/client/cmdhfmf.h b/client/cmdhfmf.h
index abcfc45d4..1c1df9c26 100644
--- a/client/cmdhfmf.h
+++ b/client/cmdhfmf.h
@@ -29,7 +29,7 @@
 #include "mifarehost.h"
 #include "util_posix.h" // msclock
 #include "mifaredefault.h"  // mifare default key array
-
+#include "cmdhf14a.h" // dropfield
 
 extern int CmdHFMF(const char *Cmd);
 
diff --git a/client/cmdhfmfhard.c b/client/cmdhfmfhard.c
index ac19f911c..71caad801 100644
--- a/client/cmdhfmfhard.c
+++ b/client/cmdhfmfhard.c
@@ -2389,6 +2389,7 @@ int mfnestedhard(uint8_t blockNo, uint8_t keyType, uint8_t *key, uint8_t trgBloc
 				free_bitarray(all_bitflips_bitarray[EVEN_STATE]);
 				free_sum_bitarrays();
 				free_part_sum_bitarrays();
+				
 				return is_OK;
 			}
 		}
diff --git a/client/mifarehost.c b/client/mifarehost.c
index 4e0d291e8..ec2e4f544 100644
--- a/client/mifarehost.c
+++ b/client/mifarehost.c
@@ -121,7 +121,7 @@ int mfDarkside(uint8_t blockno, uint8_t key_type, uint64_t *key) {
 	}
 	return 0;
 }
-int mfCheckKeys (uint8_t blockNo, uint8_t keyType, bool clear_trace, uint8_t keycnt, uint8_t * keyBlock, uint64_t * key){
+int mfCheckKeys(uint8_t blockNo, uint8_t keyType, bool clear_trace, uint8_t keycnt, uint8_t * keyBlock, uint64_t * key){
 	*key = -1;	
 	UsbCommand c = {CMD_MIFARE_CHKKEYS, { (blockNo | (keyType << 8)), clear_trace, keycnt}};
 	memcpy(c.d.asBytes, keyBlock, 6 * keycnt);
diff --git a/client/scripting.c b/client/scripting.c
index 68037e4e6..301b9e46e 100644
--- a/client/scripting.c
+++ b/client/scripting.c
@@ -597,7 +597,8 @@ static int l_hardnested(lua_State *L){
 	
     uint64_t foundkey = 0;
 	int retval = mfnestedhard(blockNo, keyType, key, trgBlockNo, trgKeyType, haveTarget ? trgkey : NULL, nonce_file_read,  nonce_file_write,  slow,  tests, &foundkey);
-
+	DropField();
+	
     //Push the retval on the stack
     lua_pushinteger(L,retval);