diff --git a/src/intrinsics/mod.rs b/src/intrinsics/mod.rs
index e5a12162687..1e2e41b3122 100644
--- a/src/intrinsics/mod.rs
+++ b/src/intrinsics/mod.rs
@@ -1,4 +1,4 @@
-//! Codegen of intrinsics. This includes `extern "rust-intrinsic"`, `extern "platform-intrinsic"`
+//! Codegen of intrinsics. This includes `extern "rust-intrinsic"`,
 //! and LLVM intrinsics that have symbol names starting with `llvm.`.
 
 macro_rules! intrinsic_args {
diff --git a/src/intrinsics/simd.rs b/src/intrinsics/simd.rs
index 16fb68a7bdf..36a35d42c3e 100644
--- a/src/intrinsics/simd.rs
+++ b/src/intrinsics/simd.rs
@@ -1,4 +1,4 @@
-//! Codegen `extern "platform-intrinsic"` intrinsics.
+//! Codegen SIMD intrinsics.
 
 use cranelift_codegen::ir::immediates::Offset32;
 use rustc_target::abi::Endian;