diff --git a/lib/hs/Makefile.am b/lib/hs/Makefile.am
index 90d5e14..3cd8b57 100644
--- a/lib/hs/Makefile.am
+++ b/lib/hs/Makefile.am
@@ -24,7 +24,7 @@
 	README.md \
 	Setup.lhs \
 	TODO \
-	Thrift.cabal \
+	thrift.cabal \
 	src \
 	test