diff --git a/compiler/ast/Program.js b/compiler/ast/Program.js
index 48420b31e..a5cfe1c12 100644
--- a/compiler/ast/Program.js
+++ b/compiler/ast/Program.js
@@ -12,7 +12,7 @@ class Program extends Node {
         generator.generateStatements(body);
         if (generator._bufferedWrites) {
             generator._write('\n');
-            generator.flushBufferedWrites();
+            generator._flushBufferedWrites();
         }
     }
 }