diff --git a/ports/stm32f4/common-hal/pulseio/PulseIn.c b/ports/stm32f4/common-hal/pulseio/PulseIn.c
index 25adb7d769..068936bdd0 100644
--- a/ports/stm32f4/common-hal/pulseio/PulseIn.c
+++ b/ports/stm32f4/common-hal/pulseio/PulseIn.c
@@ -3,7 +3,7 @@
  *
  * The MIT License (MIT)
  *
- * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ * Copyright (c) 2019 Lucian Copeland for Adafruit Industries
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/ports/stm32f4/common-hal/pulseio/PulseIn.h b/ports/stm32f4/common-hal/pulseio/PulseIn.h
index 9f4cc9f43c..2538b07ab5 100644
--- a/ports/stm32f4/common-hal/pulseio/PulseIn.h
+++ b/ports/stm32f4/common-hal/pulseio/PulseIn.h
@@ -3,7 +3,7 @@
  *
  * The MIT License (MIT)
  *
- * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ * Copyright (c) 2019 Lucian Copeland for Adafruit Industries
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/ports/stm32f4/common-hal/pulseio/PulseOut.c b/ports/stm32f4/common-hal/pulseio/PulseOut.c
index 7e9812db69..d393afc5c6 100644
--- a/ports/stm32f4/common-hal/pulseio/PulseOut.c
+++ b/ports/stm32f4/common-hal/pulseio/PulseOut.c
@@ -3,7 +3,7 @@
  *
  * The MIT License (MIT)
  *
- * Copyright (c) 2018 Dan Halbert for Adafruit Industries
+ * Copyright (c) 2019 Lucian Copeland for Adafruit Industries
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
diff --git a/ports/stm32f4/common-hal/pulseio/PulseOut.h b/ports/stm32f4/common-hal/pulseio/PulseOut.h
index 48f2bb3f1b..45823d28a4 100644
--- a/ports/stm32f4/common-hal/pulseio/PulseOut.h
+++ b/ports/stm32f4/common-hal/pulseio/PulseOut.h
@@ -3,7 +3,7 @@
  *
  * The MIT License (MIT)
  *
- * Copyright (c) 2018 Dan Halbert for Adafruit Industries
+ * Copyright (c) 2019 Lucian Copeland for Adafruit Industries
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal