diff --git a/README.md b/README.md
index 4e06793e..d8af28ae 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ model = Chain(
 
 loss(x, y) = crossentropy(model(x), y)
 
-Flux.train!(loss, data, ADAM(...))
+Flux.train!(loss, params(model), data, ADAM(...))
 ```
 
 Yet you can easily strip away the layers, and directly write the mathematics for your problem. Flux will seamlessly take gradients of any Julia code, so your model looks just like the paper.