diff --git a/writeimg.c b/writeimg.c
index 87d2c3e..230c023 100644
--- a/writeimg.c
+++ b/writeimg.c
@@ -57,11 +57,12 @@ const char help[] =
     "   writeimg [-v] -d <device> <file.img>\n"
     "\n"
     "Args:\n"
-    "   <file.img>      Binary image file\n"
-    "   -v              Verify only\n"
-    "   -d device       Target block device\n"
-    "   -h, --help      Print this help message\n"
-    "   -V, --version   Print version\n"
+    "   <file.img>          Binary image file\n"
+    "   -v                  Verify only\n"
+    "   -d device           Target block device\n"
+    "   -h, --help          Print this help message\n"
+    "   -n, --noconfirm     Do not ask for premission\n"
+    "   -V, --version       Print version\n"
     "\0";
 // clang-format on
 
@@ -209,12 +210,14 @@ int main(int argc, char *argv[]) {
     signal(SIGHUP, int_handler);
     signal(SIGTERM, int_handler);
 
+    int ask_permission = 1;
     int c = {0};
-    while ((c = getopt_long(argc, argv, "vd:hV", longopts, 0)) != -1) {
+    while ((c = getopt_long(argc, argv, "vd:hnV", longopts, 0)) != -1) {
         switch (c) {
         case 'v': ++wjob.verify_only; continue;
         case 'd': wjob.dev_name = optarg; continue;
         case 'h': break;
+        case 'n': --ask_permission; continue;
         case 'V': exit(EXIT_SUCCESS);
         }
         printf("%s\n", help);