diff --git a/cmd/pgen/gen.go b/cmd/pgen/gen.go
index 62c9ed7..2e25d3c 100644
--- a/cmd/pgen/gen.go
+++ b/cmd/pgen/gen.go
@@ -122,7 +122,7 @@ func (g *Generator) Add(newName, typName, typ string) {
 		subspec{regexp.MustCompile("_N"), typName},
 		subspec{regexp.MustCompile("_T"), typ}}
 
-	f, err := parser.ParseFile(g.fset, "", template, 0)
+	f, err := parser.ParseFile(g.fset, "", template, parser.ParseComments)
 	if err != nil {
 		log.Fatal("Parsing persist/template.T:",err)
 	}
diff --git a/cmd/pgen/template.go b/cmd/pgen/template.go
index 048cac0..34d499a 100644
--- a/cmd/pgen/template.go
+++ b/cmd/pgen/template.go
@@ -1,5 +1,7 @@
 package main
-const template string = `package main
+const template string = `//Generated by gitlab.wow.st/persist/cmd/pgen.
+//Do not edit
+package main
 
 import (
 	"encoding/gob"