diff --git a/compiler/cpp/src/thrift/generate/t_erl_generator.cc b/compiler/cpp/src/thrift/generate/t_erl_generator.cc
index d331ecc..910a38a 100644
--- a/compiler/cpp/src/thrift/generate/t_erl_generator.cc
+++ b/compiler/cpp/src/thrift/generate/t_erl_generator.cc
@@ -295,7 +295,8 @@
  * Boilerplate at beginning and end of header files
  */
 void t_erl_generator::hrl_header(ostream& out, string name) {
-  out << "-ifndef(_" << name << "_included)." << endl << "-define(_" << name << "_included, yeah)."
+  out << erl_autogen_comment() << endl
+      << "-ifndef(_" << name << "_included)." << endl << "-define(_" << name << "_included, yeah)."
       << endl;
 }