diff --git a/Appendix-C:-Firmware-programming.md b/Appendix-C:-Firmware-programming.md
index c7c2a5d..49c8be9 100644
--- a/Appendix-C:-Firmware-programming.md
+++ b/Appendix-C:-Firmware-programming.md
@@ -11,7 +11,7 @@ If you only want to change the EQ of the amplifier, the fastest, easiest way of
 
 ## 2. Uploading new firmwares to the amplifier
 
-Uploading [the latest firmware](https://github.com/ploopyco/headphones/releases) to your amplifieris very easy! All you need is a pair of tweezers, a screwdriver, and about five minutes. Read on to find out how.
+Uploading [the latest firmware](https://github.com/ploopyco/headphones/releases) to your amplifier is very easy! All you need is a pair of tweezers, a screwdriver, and about five minutes. Read on to find out how.
 
 Start by using a screwdriver to open up that case. You won't break anything, probably.