diff --git a/src/parsing.c b/src/parsing.c
index 6500673..47bd01c 100644
--- a/src/parsing.c
+++ b/src/parsing.c
@@ -6,8 +6,6 @@
 #include <stdbool.h>
 #include <string.h>
 
-
-
 static struct param *get_parameter(struct param parameters[], const char *str)
 {
     size_t count = (str[0] == '-') + (str[1] == '-');
@@ -26,19 +24,27 @@ char *parsing(char * const *av, struct param parameters[])
     char *host = NULL;
     for (size_t i = 0; av[i]; i++)
     {
-        struct param *parameter = get_parameter(parameters, av[i]);
-        if (parameter)
+        if (av[i][0] == '-')
         {
-            if (parameter->type == OPTION)
-                parameter->value = (void*)true;
+            struct param *parameter = get_parameter(parameters, av[i]);
+            if (parameter)
+            {
+                if (parameter->type == OPTION)
+                    parameter->value = (void*)true;
+                else
+                {
+                    if (av[i + 1] == NULL)
+                    {
+                        print_err("%s: requirement argument", av[i]);
+                        return NULL;
+                    }
+                    parameter->value = (char*) av[++i];
+                }
+            }
             else
             {
-                if (av[i + 1] == NULL)
-                {
-                    print_err("%s: requirement argument", av[i]);
-                    return NULL;
-                }
-                parameter->value = (char*) av[++i];
+                print_err("unrecognized option '%s\nTry 'ping -?' for more information.'", av[i]);
+                return NULL;
             }
         }
         else