diff --git a/README.md b/README.md
index d79839d524..18bfb99b00 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ To use lightning do 2 things:
 
 ## What does lightning control for me?
 Everything!    
-Except for these 6 core functions which you defind:    
+Except for these 6 core functions which you define:    
 
 ```{.python}
 # what to do in the training loop