diff --git a/README.md b/README.md
index 3972d91..3d780c5 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,6 @@ options:
   -s, --slope        slope [0-255] (default: random)
   -c, --color        base color [0-255,0-255,0-255] (default: random)
   -v, --variation    base variation [0-255,0-255,0-255] (default: random)
-  -m, --monochrome   black & white generation
 ```
 
 ## TODO
diff --git a/src/args.c b/src/args.c
index 4698bd8..1e02086 100644
--- a/src/args.c
+++ b/src/args.c
@@ -22,7 +22,8 @@ void print_help(int status_code) {
        "[-c=R,G,B] "
        "[--var=R,G,B] "
        "[-vr=VAR_RANGE]"
-       "[-m]\n\n"
+       //  "[-m]"
+       "\n\n"
        "generate a marble-like pattern bitmap image, blazing fast.\n\n"
        "options:\n"
        "  --help             show this help message and exit\n"
@@ -37,7 +38,8 @@ void print_help(int status_code) {
        "  -va, --variation   fixed variation [0-255,0-255,0-255] (default: "
        "random)\n"
        "  -vr, --var-range   random variation range [0-255] (default: 30)\n"
-       "  -m, --monochrome   black & white generation");
+       //  "  -m, --monochrome   black & white generation\n"
+  );
   exit(status_code);
 }
 
@@ -180,8 +182,8 @@ parameters parse_args(int argc, char **argv) {
       var_set = true;
     } else if (is_arg(arg, "-vr") || is_arg(arg, "--var-range")) {
       var_range = parse_char(arg, value);
-    } else if (is_arg(arg, "-m") || is_arg(arg, "--monochrome")) {
-      params.monochrome = true;
+      // } else if (is_arg(arg, "-m") || is_arg(arg, "--monochrome")) {
+      //   params.monochrome = true;
     } else {
       invalid_arg(arg);
     }