diff --git a/kernel/core/context.rb b/kernel/core/context.rb
index 27f8c72..130d7d4 100644
--- a/kernel/core/context.rb
+++ b/kernel/core/context.rb
@@ -233,6 +233,11 @@ class MethodContext
     scope = MethodContext.current.sender.current_scope
     scope.__send__(:alias_method, name, original)
   end
+
+  def __const_set__(name, value)
+    scope = MethodContext.current.sender.current_scope
+    scope.__send__(:__const_set__, name, value)
+  end
 end
 
 ##
diff --git a/lib/compiler/bytecode.rb b/lib/compiler/bytecode.rb
index 59db854..b02816b 100644
--- a/lib/compiler/bytecode.rb
+++ b/lib/compiler/bytecode.rb
@@ -1204,7 +1204,7 @@ class Node
         elsif @from_top
           g.push_cpath_top
         else
-          g.push :self
+          g.push_context
         end
 
         g.send :__const_set__, 2