diff --git a/targets/go/go_tpl.inc.php b/targets/go/go_tpl.inc.php
index c84443f..abe6baf 100644
--- a/targets/go/go_tpl.inc.php
+++ b/targets/go/go_tpl.inc.php
@@ -15,9 +15,14 @@ type %class% struct {
   %fields%
 }
 
-var _%class%_class_props map[string]string = %class_props%
+var _%class%_class_props map[string]string
 var _%class%_class_fields []string = %fields_names%
-var _%class%_fields_props meta.ClassFieldsProps = %fields_props%
+var _%class%_fields_props meta.ClassFieldsProps
+
+func init() {
+  _%class%_class_props = %class_props%
+  _%class%_fields_props = %fields_props%
+}
 
 func %class%_CLASS_ID() uint32 {
   return %class_id%
@@ -157,7 +162,11 @@ const (%consts%)
 type %class% int32
 
 var _%class%_values []int = []int{%values_list%}
-var _%class%_map map[string]%class% = map[string]%class%{%values_map%}
+var _%class%_map map[string]%class%
+
+func init() {
+  _%class%_map = map[string]%class%{%values_map%}
+}
 
 func (*%class%) CLASS_ID() uint32 {
   return %class_id%
@@ -209,11 +218,15 @@ type %class% struct {
   %fields%
 }
 
-var _%class%_class_props map[string]string = %class_props%
+var _%class%_class_props map[string]string
 var _%class%_class_fields []string = %fields_names%
 var %class%_ func(interface{}, *%class%, *%class_invert%) error
 var _%class%_fields_props meta.ClassFieldsProps = nil
 
+func init() {
+  _%class%_class_props = %class_props%
+}
+
 type I%class% interface {
   meta.IMetaStruct
   I%class%() *%class%
@@ -290,8 +303,9 @@ package autogen
 import (
   "fmt"
   "sort"
+
   "github.com/bit.games/meta"
-  "github.com/bit.games/errors"
+  "github.com/pkg/errors"
 )
 
 //supress *imported but not used* warnings