diff --git a/Bootloaders/TeensyHID/makefile b/Bootloaders/TeensyHID/makefile
index e728c491fb09e271d58b9f43a0e867a9f5172331..8de8f8f47be8007642c6420d59ab43e8c1876778 100644
--- a/Bootloaders/TeensyHID/makefile
+++ b/Bootloaders/TeensyHID/makefile
@@ -80,7 +80,7 @@ BOARD  =
 #     does not *change* the processor frequency - it should merely be updated to
 #     reflect the processor speed set externally so that the code can use accurate
 #     software delays.
-F_CPU = 8000000
+F_CPU = 16000000
 
 
 # Input clock frequency.