diff --git a/conn/controlfns_unix.go b/conn/controlfns_unix.go
index c4536d4..91692c0 100644
--- a/conn/controlfns_unix.go
+++ b/conn/controlfns_unix.go
@@ -1,4 +1,4 @@
-//go:build !windows && !linux && !js
+//go:build !windows && !linux && !wasm
 
 /* SPDX-License-Identifier: MIT
  *
diff --git a/ipc/uapi_js.go b/ipc/uapi_wasm.go
similarity index 80%
rename from ipc/uapi_js.go
rename to ipc/uapi_wasm.go
index 2570515..fa84684 100644
--- a/ipc/uapi_js.go
+++ b/ipc/uapi_wasm.go
@@ -5,7 +5,7 @@
 
 package ipc
 
-// Made up sentinel error codes for the js/wasm platform.
+// Made up sentinel error codes for {js,wasip1}/wasm.
 const (
 	IpcErrorIO        = 1
 	IpcErrorInvalid   = 2
diff --git a/rwcancel/rwcancel.go b/rwcancel/rwcancel.go
index 63e1510..e397c0e 100644
--- a/rwcancel/rwcancel.go
+++ b/rwcancel/rwcancel.go
@@ -1,4 +1,4 @@
-//go:build !windows && !js
+//go:build !windows && !wasm
 
 /* SPDX-License-Identifier: MIT
  *
diff --git a/rwcancel/rwcancel_stub.go b/rwcancel/rwcancel_stub.go
index 182940b..2a98b2b 100644
--- a/rwcancel/rwcancel_stub.go
+++ b/rwcancel/rwcancel_stub.go
@@ -1,4 +1,4 @@
-//go:build windows || js
+//go:build windows || wasm
 
 // SPDX-License-Identifier: MIT