diff --git a/README.md b/README.md
index c338bb3..0b1926c 100644
--- a/README.md
+++ b/README.md
@@ -122,7 +122,7 @@ VHF
 : Very High Frequency 30 - 299 MHz
 
 Watts
-: Measure of power named after Issac Watts, inventor of the steam engine. (Yes, watts convert to horsepower.)
+: Measure of power named after James Watts, inventor of the steam engine. (Yes, watts convert to horsepower.)
 
 ## Links