diff --git a/archivers/Makefile.am b/archivers/Makefile.am
index 0bb7340..277a0c7 100644
--- a/archivers/Makefile.am
+++ b/archivers/Makefile.am
@@ -10,5 +10,6 @@ libarchivers_la_SOURCES =	\
 	dir.c		\
 	grp.c		\
 	zip.c		\
-	unzip.c
+	unzip.c     \
+	unzip.h