diff --git a/Makefile.am b/Makefile.am
index 0da1da5..55dd7eb 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,7 +2,7 @@ ACLOCAL_AMFLAGS     = -I m4
 
 lib_LTLIBRARIES     = libite.la
 pkgincludedir       = $(includedir)/lite
-pkginclude_HEADERS  = lite.h queue.h conio.h tree.h
+pkginclude_HEADERS  = lite.h queue.h conio.h tree.h strlite.h strdupa.h
 libite_la_SOURCES   = chomp.c copyfile.c dir.c fexist.c fisdir.c fmode.c fparseln.c	\
 		      fsendfile.c ifconfig.c lfile.c makepath.c pidfile.c pidfilefn.c	\
 		      progress.c reallocarray.c rsync.c strlcpy.c strlcat.c strtonum.c	\