diff --git a/library/std/src/os/wasi/io/raw.rs b/library/std/src/os/wasi/io/raw.rs
index 3e935e2502e..5e3d0873440 100644
--- a/library/std/src/os/wasi/io/raw.rs
+++ b/library/std/src/os/wasi/io/raw.rs
@@ -1,4 +1,4 @@
-//! Unix-specific extensions to general I/O primitives.
+//! WASI-specific extensions to general I/O primitives.
 
 #![unstable(feature = "wasi_ext", issue = "71213")]