diff --git a/liborcus.spec b/liborcus.spec
index 9386028..375a42f 100644
--- a/liborcus.spec
+++ b/liborcus.spec
@@ -39,8 +39,9 @@ Tools for working with Orcus.
 
 %prep
 %setup -q
-# FIXME: make orcus-zip-dump build
-sed -i -e '38s@orcus-zip-dump\$(EXEEXT)@@' src/Makefile.in
+# fix build of orcus-zip-dump
+sed -i -e 's/orcus_zip_dump_LDADD = /& $(BOOST_SYSTEM_LIB)/' \
+    src/Makefile.in
 
 
 %build
@@ -82,6 +83,7 @@ rm -f %{buildroot}/%{_libdir}/*.la
 %files tools
 %{_bindir}/orcus-mso-encryption
 %{_bindir}/orcus-xml-dump
+%{_bindir}/orcus-zip-dump
 
 
 %changelog