8 files changed, 0 insertions, 20 deletions
diff --git a/k8s-operator/apis/doc.go b/k8s-operator/apis/doc.go
index 0b431cae1..ff2061fc0 100644
--- a/k8s-operator/apis/doc.go
+++ b/k8s-operator/apis/doc.go
@@ -1,8 +1,6 @@
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
-//go:build !plan9
-
 package apis
 
 const GroupName = "tailscale.com"
diff --git a/k8s-operator/apis/v1alpha1/doc.go b/k8s-operator/apis/v1alpha1/doc.go
index 467e73e17..229358818 100644
--- a/k8s-operator/apis/v1alpha1/doc.go
+++ b/k8s-operator/apis/v1alpha1/doc.go
@@ -1,8 +1,6 @@
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
-//go:build !plan9
-
 // +kubebuilder:object:generate=true
 // +groupName=tailscale.com
 package v1alpha1
diff --git a/k8s-operator/apis/v1alpha1/register.go b/k8s-operator/apis/v1alpha1/register.go
index d8929a9f5..b6358d534 100644
--- a/k8s-operator/apis/v1alpha1/register.go
+++ b/k8s-operator/apis/v1alpha1/register.go
@@ -1,8 +1,6 @@
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
-//go:build !plan9
-
 package v1alpha1
 
 import (
diff --git a/k8s-operator/apis/v1alpha1/types_connector.go b/k8s-operator/apis/v1alpha1/types_connector.go
index 9151ca8d1..b400e08be 100644
--- a/k8s-operator/apis/v1alpha1/types_connector.go
+++ b/k8s-operator/apis/v1alpha1/types_connector.go
@@ -1,8 +1,6 @@
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
-//go:build !plan9
-
 package v1alpha1
 
 import (
diff --git a/k8s-operator/apis/v1alpha1/zz_generated.deepcopy.go b/k8s-operator/apis/v1alpha1/zz_generated.deepcopy.go
index 068d68ada..f0d3b50a3 100644
--- a/k8s-operator/apis/v1alpha1/zz_generated.deepcopy.go
+++ b/k8s-operator/apis/v1alpha1/zz_generated.deepcopy.go
@@ -1,5 +1,3 @@
-//go:build !ignore_autogenerated && !plan9
-
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
diff --git a/k8s-operator/conditions.go b/k8s-operator/conditions.go
index f1344e34c..64f723715 100644
--- a/k8s-operator/conditions.go
+++ b/k8s-operator/conditions.go
@@ -1,8 +1,6 @@
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
-//go:build !plan9
-
 package kube
 
 import (
diff --git a/k8s-operator/conditions_test.go b/k8s-operator/conditions_test.go
index d7d8d6cd8..7a9bf450b 100644
--- a/k8s-operator/conditions_test.go
+++ b/k8s-operator/conditions_test.go
@@ -1,8 +1,6 @@
 // Copyright (c) Tailscale Inc & AUTHORS
 // SPDX-License-Identifier: BSD-3-Clause
 
-//go:build !plan9
-
 package kube
 
 import (
diff --git a/scripts/kube-deepcopy.sh b/scripts/kube-deepcopy.sh
index 6e6330ee3..3f359fb77 100755
--- a/scripts/kube-deepcopy.sh
+++ b/scripts/kube-deepcopy.sh
@@ -3,9 +3,3 @@
 set -eu
 
 ./tool/go run  sigs.k8s.io/controller-tools/cmd/controller-gen 	object:headerFile=./header.txt paths=./k8s-operator/apis/...
-
-# At the moment controller-gen does not support adding custom tags to generated
-# files. We want to exclude all kube-related code from plan9 builds because some
-# apimachinery libraries refer to syscalls that are not available for plan9
-# https://github.com/kubernetes/apimachinery/blob/v0.28.2/pkg/util/net/util.go#L42-L63 
-sed -i "1 s|$| \&\& \!plan9|" k8s-operator/apis/v1alpha1/zz_generated.deepcopy.go