diff --git a/client/src/rl_vocabulory.h b/client/src/rl_vocabulory.h
index 3cebed491..ce1d1a7c2 100644
--- a/client/src/rl_vocabulory.h
+++ b/client/src/rl_vocabulory.h
@@ -654,9 +654,6 @@ const static vocabulory_t vocabulory[] = {
     { 0, "lf visa2000 reader" }, 
     { 0, "lf visa2000 clone" }, 
     { 0, "lf visa2000 sim" }, 
-    { 1, "lf zx help" }, 
-    { 1, "lf zx demod" }, 
-    { 0, "lf zx reader" }, 
     { 1, "mem help" }, 
     { 0, "mem baudrate" }, 
     { 0, "mem dump" }, 
diff --git a/client/src/wiegand_formats.c b/client/src/wiegand_formats.c
index ae29f72f3..1e417df5d 100644
--- a/client/src/wiegand_formats.c
+++ b/client/src/wiegand_formats.c
@@ -1402,13 +1402,13 @@ cardformat_t HIDGetCardFormat(int idx) {
 
 int HIDFindCardFormat(const char *format) {
 
-    char* s = str_dup(format);
+    char *s = str_dup(format);
     str_lower(s);
 
     int i = 0;
     while (FormatTable[i].Name) {
 
-        char* a = str_dup(FormatTable[i].Name);
+        char *a = str_dup(FormatTable[i].Name);
         str_lower(a);
 
         if (strcmp(a, s) == 0) {
diff --git a/doc/commands.json b/doc/commands.json
index 4b2d6edca..ca5b13fb5 100644
--- a/doc/commands.json
+++ b/doc/commands.json
@@ -7255,7 +7255,7 @@
         },
         "lf help": {
             "command": "lf help",
-            "description": "help this help ----------- -------------- low frequency -------------- awid { awid rfids... } cotag { cotag chips... } destron { fdx-a destron rfids... } em { em chips & rfids... } fdxb { fdx-b rfids... } gallagher { gallagher rfids... } gproxii { guardall prox ii rfids... } hid { hid prox rfids... } hitag { hitag chips... } idteck { idteck rfids... } indala { indala rfids... } io { ioprox rfids... } jablotron { jablotron rfids... } keri { keri rfids... } motorola { motorola rfids... } nedap { nedap rfids... } nexwatch { nexwatch rfids... } noralsy { noralsy rfids... } pac { pac/stanley rfids... } paradox { paradox rfids... } pcf7931 { pcf7931 chips... } presco { presco rfids... } pyramid { farpointe/pyramid rfids... } securakey { securakey rfids... } ti { ti chips... } t55xx { t55xx chips... } viking { viking rfids... } visa2000 { visa2000 rfids... } zx { zx8211 rfids... } ----------- --------------------- general --------------------- search read and search for valid known tag --------------------------------------------------------------------------------------- lf config available offline: no get/set config for lf sampling, bit/sample, decimation, frequency these changes are temporary, will be reset after a power cycle. - use `lf read` performs a read (active field) - use `lf sniff` performs a sniff (no active field)",
+            "description": "help this help ----------- -------------- low frequency -------------- awid { awid rfids... } cotag { cotag chips... } destron { fdx-a destron rfids... } em { em chips & rfids... } fdxb { fdx-b rfids... } gallagher { gallagher rfids... } gproxii { guardall prox ii rfids... } hid { hid prox rfids... } hitag { hitag chips... } idteck { idteck rfids... } indala { indala rfids... } io { ioprox rfids... } jablotron { jablotron rfids... } keri { keri rfids... } motorola { motorola rfids... } nedap { nedap rfids... } nexwatch { nexwatch rfids... } noralsy { noralsy rfids... } pac { pac/stanley rfids... } paradox { paradox rfids... } pcf7931 { pcf7931 chips... } presco { presco rfids... } pyramid { farpointe/pyramid rfids... } securakey { securakey rfids... } ti { ti chips... } t55xx { t55xx chips... } viking { viking rfids... } visa2000 { visa2000 rfids... } ----------- --------------------- general --------------------- search read and search for valid known tag --------------------------------------------------------------------------------------- lf config available offline: no get/set config for lf sampling, bit/sample, decimation, frequency these changes are temporary, will be reset after a power cycle. - use `lf read` performs a read (active field) - use `lf sniff` performs a sniff (no active field)",
             "notes": [
                 "lf config -> shows current config",
                 "lf config -b 8 --125 -> samples at 125 khz, 8 bps",
@@ -9176,31 +9176,6 @@
             ],
             "usage": "lf visa2000 sim [-h] --cn <dec>"
         },
-        "lf zx help": {
-            "command": "lf zx help",
-            "description": "help this help demod demodulate an zx 8211 tag from the graphbuffer --------------------------------------------------------------------------------------- lf zx demod available offline: yes try to find zx8211 preamble, if found decode / descramble data",
-            "notes": [
-                "lf zx demod"
-            ],
-            "offline": true,
-            "options": [
-                "-h, --help this help"
-            ],
-            "usage": "lf zx demod [-h]"
-        },
-        "lf zx reader": {
-            "command": "lf zx reader",
-            "description": "read a zx tag",
-            "notes": [
-                "lf zx reader -@ -> continuous reader mode"
-            ],
-            "offline": false,
-            "options": [
-                "-h, --help this help",
-                "-@ optional - continuous reader mode"
-            ],
-            "usage": "lf zx reader [-h@]"
-        },
         "mem dump": {
             "command": "mem dump",
             "description": "dumps flash memory on device into a file or view in console",
@@ -10235,8 +10210,8 @@
         }
     },
     "metadata": {
-        "commands_extracted": 601,
+        "commands_extracted": 599,
         "extracted_by": "PM3Help2JSON v1.00",
-        "extracted_on": "2022-01-09T13:10:14"
+        "extracted_on": "2022-01-11T01:15:20"
     }
 }
\ No newline at end of file
diff --git a/doc/commands.md b/doc/commands.md
index 7bf7ce494..f585b71da 100644
--- a/doc/commands.md
+++ b/doc/commands.md
@@ -1139,17 +1139,6 @@ Check column "offline" for their availability.
 |`lf visa2000 sim        `|N       |`simulate Visa2000 tag`
 
 
-### lf zx
-
- { ZX8211 RFIDs...            }
-
-|command                  |offline |description
-|-------                  |------- |-----------
-|`lf zx help             `|Y       |`This help`
-|`lf zx demod            `|Y       |`demodulate an ZX 8211 tag from the GraphBuffer`
-|`lf zx reader           `|N       |`attempt to read and extract tag data`
-
-
 ### mem
 
  { Flash memory manipulation... }