diff --git a/rustc-std-workspace-core/README.md b/rustc-std-workspace-core/README.md
index 40e0b62afabfb..55a36e741065f 100644
--- a/rustc-std-workspace-core/README.md
+++ b/rustc-std-workspace-core/README.md
@@ -27,3 +27,6 @@ it'll look like
 
 when Cargo invokes the compiler, satisfying the implicit `extern crate core`
 directive injected by the compiler.
+
+The sources for the crates.io version can be found in
+[`src/rustc-std-workspace`](../../src/rustc-std-workspace).