diff --git a/client/src/cmdhficlass.c b/client/src/cmdhficlass.c
index 3e06a93c9..19a319db5 100644
--- a/client/src/cmdhficlass.c
+++ b/client/src/cmdhficlass.c
@@ -1284,7 +1284,7 @@ static int CmdHFiClassESetBlk(const char *Cmd) {
     CLIParserContext *ctx;
     CLIParserInit(&ctx, "hf iclass esetblk",
                   "Sets an individual block in emulator memory.",
-                  "hf iclass esetblk -b 7 -d 0000000000000000");
+                  "hf iclass esetblk --blk 7 -d 0000000000000000");
 
     void *argtable[] = {
         arg_param_begin,
diff --git a/doc/commands.json b/doc/commands.json
index a0f7232d1..5a59d65dc 100644
--- a/doc/commands.json
+++ b/doc/commands.json
@@ -3173,7 +3173,7 @@
             "command": "hf iclass esetblk",
             "description": "Sets an individual block in emulator memory.",
             "notes": [
-                "hf iclass esetblk -b 7 -d 0000000000000000"
+                "hf iclass esetblk --blk 7 -d 0000000000000000"
             ],
             "offline": false,
             "options": [