diff --git a/docs/linux.md b/docs/linux.md
index aa2b325bb..f6ef4860c 100644
--- a/docs/linux.md
+++ b/docs/linux.md
@@ -77,7 +77,7 @@ There are a few things to be aware of:
 ## Packaging considerations
 
 Python, node and protoc are downloaded as part of the build. You can optionally define
-PYTHON_BINARY, NODE_BINARY and/or PROTOC_BINARY to use locally-installed versions instead.
+PYTHON_BINARY, NODE_BINARY, YARN_BINARY and/or PROTOC_BINARY to use locally-installed versions instead.
 
 If rust-toolchain.toml is removed, newer Rust versions can be used. Older versions
 may or may not compile the code.