diff --git a/Bounce/Bounce.cpp b/Bounce/Bounce.cpp
index 2d86647..d5b21dc 100644
--- a/Bounce/Bounce.cpp
+++ b/Bounce/Bounce.cpp
@@ -18,7 +18,7 @@ Bounce::Bounce() {
 void Bounce::attach(int pin) {
  this->pin = pin;
  debouncedState = unstableState = digitalRead(pin);
- #ifdef BOUNCE_RAPID_FIRE
+ #ifdef BOUNCE_LOCK-OUT
  previous_millis = 0;
  #else
  previous_millis = millis();
@@ -37,7 +37,7 @@ void Bounce::interval(unsigned long interval_millis)
 bool Bounce::update()
 {
 
-#ifdef BOUNCE_RAPID_FIRE
+#ifdef BOUNCE_LOCK-OUT
 
 	// Ignore everything if we are locked out
 	if (millis() - previous_millis >= interval_millis) {
diff --git a/Bounce/Bounce.h b/Bounce/Bounce.h
index b53c8da..5052fdb 100644
--- a/Bounce/Bounce.h
+++ b/Bounce/Bounce.h
@@ -24,7 +24,7 @@
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 // Uncomment the following line for "rapid fire" mode
-//#define BOUNCE_RAPID_FIRE
+//#define BOUNCE_LOCK-OUT
 
 
 #ifndef Bounce_h
diff --git a/BouncySwitch_lockout.png b/BouncySwitch_lockout.png
new file mode 100644
index 0000000..3dfca0e
Binary files /dev/null and b/BouncySwitch_lockout.png differ
diff --git a/BouncySwitch_stable.png b/BouncySwitch_stable.png
new file mode 100644
index 0000000..e35f8e9
Binary files /dev/null and b/BouncySwitch_stable.png differ