diff --git a/src/os/exec.go b/src/os/exec.go
index 9d174bfc16..7d133fda9f 100644
--- a/src/os/exec.go
+++ b/src/os/exec.go
@@ -1,5 +1,3 @@
-//go:build !baremetal
-
 package os
 
 import (
diff --git a/src/os/exec_linux.go b/src/os/exec_linux.go
index 1e5eab9d35..20c1c0a24b 100644
--- a/src/os/exec_linux.go
+++ b/src/os/exec_linux.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build linux && !baremetal
+//go:build linux && !baremetal && !tinygo.wasm
 
 package os
 
diff --git a/src/os/exec_linux_test.go b/src/os/exec_linux_test.go
index 655eab427e..faa10b65ca 100644
--- a/src/os/exec_linux_test.go
+++ b/src/os/exec_linux_test.go
@@ -1,3 +1,5 @@
+//go: build linux && !baremetal && !tinygo.wasm
+
 package os_test
 
 import (
diff --git a/src/os/exec_other.go b/src/os/exec_other.go
index 1684f9109f..c877a7cf9d 100644
--- a/src/os/exec_other.go
+++ b/src/os/exec_other.go
@@ -1,5 +1,5 @@
-//go:build !aix && !android && !freebsd && !linux && !netbsd && !openbsd && !plan9 && !solaris
-// +build !aix,!android,!freebsd,!linux,!netbsd,!openbsd,!plan9,!solaris
+//go:build (!aix && !android && !freebsd && !linux && !netbsd && !openbsd && !plan9 && !solaris) || baremetal
+// +build !aix,!android,!freebsd,!linux,!netbsd,!openbsd,!plan9,!solaris baremetal
 
 package os
 
diff --git a/src/os/osexec.go b/src/os/osexec.go
index 1c7b76f936..086703d538 100644
--- a/src/os/osexec.go
+++ b/src/os/osexec.go
@@ -1,4 +1,4 @@
-//go:build linux && !baremetal
+//go:build linux && !baremetal && !darwin && !tinygo.wasm
 
 package os