diff --git a/RTL/blink_led/Makefile b/RTL/blink_led/Makefile
index 8cb3ff2..ec29901 100644
--- a/RTL/blink_led/Makefile
+++ b/RTL/blink_led/Makefile
@@ -3,7 +3,7 @@
 # https://github.com/tomverbeure/upduino/tree/master/blink
 # On Linux, copy the included upduinov3.rules to /etc/udev/rules.d/ so that we don't have
 # to use sudo to flash the bit file.
-# Thanks to thanhtranhd for making changes to thsi makefile.
+# Thanks to thanhtranhd for making changes to this makefile.
 
 rgb_blink.bin: rgb_blink.asc
 	icepack rgb_blink.asc rgb_blink.bin