diff --git a/drivers/w1/w1_shell.c b/drivers/w1/w1_shell.c
index aa0b06f2823..bd94c2a80b1 100644
--- a/drivers/w1/w1_shell.c
+++ b/drivers/w1/w1_shell.c
@@ -317,7 +317,7 @@ static int cmd_w1_configure(const struct shell *sh, size_t argc, char **argv)
 		}
 	}
 
-	if (type > W1_SETINGS_TYPE_COUNT) {
+	if (type >= W1_SETINGS_TYPE_COUNT) {
 		shell_error(sh, "invalid type %u", type);
 		return -EINVAL;
 	}