diff --git a/dcps/internetgateway1/internetgateway1.go b/dcps/internetgateway1/internetgateway1.go
index d6d5b2e..65b011d 100644
--- a/dcps/internetgateway1/internetgateway1.go
+++ b/dcps/internetgateway1/internetgateway1.go
@@ -1,5 +1,7 @@
 package internetgateway1
 
+// Generated file - do not edit by hand. See README.md
+
 import (
 	"time"
 
diff --git a/dcps/internetgateway2/internetgateway2.go b/dcps/internetgateway2/internetgateway2.go
index 3908ba0..757e714 100644
--- a/dcps/internetgateway2/internetgateway2.go
+++ b/dcps/internetgateway2/internetgateway2.go
@@ -1,5 +1,7 @@
 package internetgateway2
 
+// Generated file - do not edit by hand. See README.md
+
 import (
 	"time"
 
diff --git a/gotasks/specgen_task.go b/gotasks/specgen_task.go
index 2115f80..d7ddba9 100644
--- a/gotasks/specgen_task.go
+++ b/gotasks/specgen_task.go
@@ -423,6 +423,9 @@ var packageTmpl = template.Must(template.New("package").Parse(`{{$name := .Metad
 
 package {{$name}}
 
+// Generated file - do not edit by hand. See README.md
+
+
 import (
 	"time"