diff --git a/hack/tools.go b/hack/tools.go
index af1f099d..73ab6ef1 100644
--- a/hack/tools.go
+++ b/hack/tools.go
@@ -1,3 +1,4 @@
+//go:build tools
 // +build tools
 
 /*
diff --git a/pkg/apis/samplecontroller/v1alpha1/zz_generated.deepcopy.go b/pkg/apis/samplecontroller/v1alpha1/zz_generated.deepcopy.go
index 052b9b7b..26194609 100644
--- a/pkg/apis/samplecontroller/v1alpha1/zz_generated.deepcopy.go
+++ b/pkg/apis/samplecontroller/v1alpha1/zz_generated.deepcopy.go
@@ -1,3 +1,4 @@
+//go:build !ignore_autogenerated
 // +build !ignore_autogenerated
 
 /*
diff --git a/pkg/signals/signal_posix.go b/pkg/signals/signal_posix.go
index 9bdb4e74..a0f00a73 100644
--- a/pkg/signals/signal_posix.go
+++ b/pkg/signals/signal_posix.go
@@ -1,3 +1,4 @@
+//go:build !windows
 // +build !windows
 
 /*