diff --git a/examples/toolchain-to-rebuild-std/README b/examples/toolchain-to-rebuild-std/README.md
similarity index 99%
rename from examples/toolchain-to-rebuild-std/README
rename to examples/toolchain-to-rebuild-std/README.md
index bd843eb953..43952ca6dc 100644
--- a/examples/toolchain-to-rebuild-std/README
+++ b/examples/toolchain-to-rebuild-std/README.md
@@ -31,4 +31,4 @@ or
 
 ```
 bazel build @stdlbs//:std --platforms=//:wasm32-wasi
-```
\ No newline at end of file
+```