binaryen use case in readme

oxydev · Mar 29, 2021 · 5759a2f · 5759a2f
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commit 5759a2f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -18,7 +18,7 @@ Then you have to install ink! command line utility which will make setting up Su
 cargo install cargo-contract --vers 0.10.0 --force --locked
 ```
 
-You also need the [binaryen](https://github.com/WebAssembly/binaryen) package installed on your computer, you can use npm to install it:
+You also need the [binaryen](https://github.com/WebAssembly/binaryen) package installed on your computer which is used to optimize the WebAssembly bytecode of the contract, you can use npm to install it:
 
 ```bash
 npm install -g binaryen --force