diff --git a/ESP32-Console/main/commands.h b/ESP32-Console/main/commands.h
index 45281a3d4..10705ed7d 100644
--- a/ESP32-Console/main/commands.h
+++ b/ESP32-Console/main/commands.h
@@ -14,6 +14,9 @@ static void register_info(void);
 static int exec_set_gpio(int argc, char **argv);
 static void register_set_gpio(void);
 
+static int exec_print_adc(int argc, char **argv);
+static void register_print_adc(void);
+
 struct arg_lit *temp, *help;
 struct arg_end *end;
 static struct {