diff --git a/src/custom/my_custom_fan_template.cpp b/src/custom/my_custom_fan_template.cpp
index 8fce2f9f..e8b4c31b 100644
--- a/src/custom/my_custom_fan_template.cpp
+++ b/src/custom/my_custom_fan_template.cpp
@@ -1,6 +1,9 @@
 /* MIT License - Copyright (c) 2019-2021 Francis Van Roie
    For full license information read the LICENSE file in the project folder */
 
+// USAGE: - Copy this file and rename it to my_custom.cpp
+//        - Change false to true on line 9
+
 #include "hasplib.h"
 
 #if defined(HASP_USE_CUSTOM) && false // <-- set this to true in your code
diff --git a/src/custom/my_custom_template.cpp b/src/custom/my_custom_template.cpp
index 1bfd6503..d7e1a3c6 100644
--- a/src/custom/my_custom_template.cpp
+++ b/src/custom/my_custom_template.cpp
@@ -1,6 +1,9 @@
 /* MIT License - Copyright (c) 2019-2021 Francis Van Roie
    For full license information read the LICENSE file in the project folder */
 
+// USAGE: - Copy this file and rename it to my_custom.cpp
+//        - Change false to true on line 9
+
 #include "hasplib.h"
 
 #if defined(HASP_USE_CUSTOM) && false // <-- set this to true in your code
diff --git a/src/custom/my_custom_template.h b/src/custom/my_custom_template.h
index 9666cef6..7bf1ab1b 100644
--- a/src/custom/my_custom_template.h
+++ b/src/custom/my_custom_template.h
@@ -1,6 +1,9 @@
 /* MIT License - Copyright (c) 2019-2021 Francis Van Roie
    For full license information read the LICENSE file in the project folder */
 
+// USAGE: Copy this file and rename it to my_custom.h
+//
+
 #ifndef HASP_CUSTOM_H
 #define HASP_CUSTOM_H