diff --git a/src/bind.inc.php b/src/bind.inc.php
index 6e045fc..16bad56 100644
--- a/src/bind.inc.php
+++ b/src/bind.inc.php
@@ -220,6 +220,44 @@ function add_twig_support(\Twig\Environment $twig)
       return $arr;
     }
   ));
+  $twig->addFunction(new \Twig\TwigFunction('slice_units', 
+  function(array $units, $max) 
+  { 
+    $pages = paginate(sizeof($units), $max);
+   
+    $sliced = array();
+
+    $units_keys = array_keys($units);
+
+    foreach($pages as $idx => $page)
+    {
+      $slice = array();
+      for($i = $page[0];$i<$page[1];++$i)
+      {
+        $slice[] = $units[$units_keys[$i]];
+      }
+      $sliced[$idx] = $slice;  
+    }
+    return $sliced;
+  }
+  ));
+}
+
+function paginate($total, $step)
+{
+  //pages are returned as an array where each element is in interval [N, Y)
+  $pages = array();
+
+  $steps = (int)($total/$step);
+  $rest = $total % $step;
+
+  for($i=1;$i<=$steps;++$i)
+    $pages[] = array(($i-1)*$step, $i*$step);
+
+  if($rest != 0)
+    $pages[]  = array(($i-1)*$step, ($i-1)*$step + $rest);
+
+  return $pages;
 }
 
 function ns_last($name)
diff --git a/tpl/codegen_autobind.twig b/tpl/codegen_autobind.twig
index faf61cf..8a5a36b 100644
--- a/tpl/codegen_autobind.twig
+++ b/tpl/codegen_autobind.twig
@@ -27,10 +27,12 @@ public static void Register(Types types)
   BHL_Types.Type_GenericArray = new GenericArrayTypeSymbol(new Proxy<IType>());
 
 {% block register %}
-  {{ macro.reg_units(meta.units) }}
+  {{ macro.call_reg_units(slice_units(meta.units, 20)) }}
 {% endblock %}
 }
 
+{{ macro.decl_reg_units(slice_units(meta.units, 20)) }}
+
 }
 
 } //namespace bhl
diff --git a/tpl/macro.twig b/tpl/macro.twig
index 295694f..b92e5fc 100644
--- a/tpl/macro.twig
+++ b/tpl/macro.twig
@@ -977,6 +977,21 @@ public partial class Script_{{u.object.name}} {
 
 {%- endmacro -%}
 
+{%- macro call_reg_units(sliced_units) ~%}
+ {%- for idx,units in sliced_units -%}
+    Register_{{idx}}(types);
+ {%~ endfor -%}
+{%- endmacro -%}
+
+{%- macro decl_reg_units(sliced_units) ~%}
+ {%- for idx,units in sliced_units -%}
+ public static void Register_{{idx}}(Types types) 
+ {
+  {{ _self.reg_units(units) }}
+ } 
+ {%~ endfor -%}
+{%- endmacro -%}
+
 {%- macro reg_units(units) ~%}
 
   {%- for u in units -%}