diff --git a/compiler/cpp/src/thriftl.ll b/compiler/cpp/src/thriftl.ll
index 5450ad2..5486ada 100644
--- a/compiler/cpp/src/thriftl.ll
+++ b/compiler/cpp/src/thriftl.ll
@@ -64,6 +64,7 @@
 "xsd_all"       { return tok_xsd_all;       }
 "xsd_optional"  { return tok_xsd_optional;  }
 "xsd_namespace" { return tok_xsd_namespace; }
+"xsd_attrs"     { return tok_xsd_attrs;     }
 "include"       { return tok_include;       }
 
 "void"          { return tok_void;          }