diff --git a/README.md b/README.md
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+++ b/README.md
@@ -6,6 +6,8 @@ With generative art, the final product is realized by an artistic algorithm of y
 
 ## Development
 
+You'll need the [Rust toolchain](https://rustup.rs/).
+
 General compilation instructions can be found [here](https://github.com/emilk/eframe_template/blob/master/README.md).
 
 ### Linux