diff --git a/ESP32-Console/main/commands.h b/ESP32-Console/main/commands.h
index b1118d15f..6acdcbb97 100644
--- a/ESP32-Console/main/commands.h
+++ b/ESP32-Console/main/commands.h
@@ -14,6 +14,7 @@ static void register_info(void);
 static int exec_set_gpio(int argc, char **argv);
 static void register_set_gpio(void);
 
+// Display GPIOs states.
 static int exec_print_gpio(int argc, char **argv);
 static void register_print_gpio(void);