diff --git a/rat_exclude b/rat_exclude
index e0cced5..feafe8b 100644
--- a/rat_exclude
+++ b/rat_exclude
@@ -18,6 +18,7 @@
 *.m4
 autom4te.cache
 thrifty.h
+thrifty.hh
 version.h
 version.h.in
 md5.c