diff --git a/README.md b/README.md
index 6fc7db2..222974d 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,7 @@ A "simple" Snake, done as my final JS class project
 	- GNU Coreutils are known to work
 	- On Windows, WSL is known to work
 - Imagemagick, with the `convert` tool in the PATH
+- `bc`
 - Make
 - Node.js and npm, both in the PATH
 	- Node.js 10 and 12 are known to work