-RPM_DEPENDS += python-devel python-virtualenv lcov chrpath
-EPEL_DEPENDS = libconfuse-devel ganglia-devel
+RPM_DEPENDS += python-devel python-virtualenv lcov chrpath libffi-devel
+RPM_DEPENDS += https://kojipkgs.fedoraproject.org//packages/nasm/2.12.02/2.fc26/x86_64/nasm-2.12.02-2.fc26.x86_64.rpm
+EPEL_DEPENDS = libconfuse-devel ganglia-devel epel-rpm-macros