diff --git a/System/nmap/build b/System/nmap/build
index 4ab9d98..d8c3f95 100755
--- a/System/nmap/build
+++ b/System/nmap/build
@@ -1,6 +1,7 @@
 #!/usr/bin/env modbuild
 
 pbuild::set_download_url "https://nmap.org/dist/$P-$V.tar.bz2"
+pbuild::add_to_group 'System'
 pbuild::compile_in_sourcetree
 
 pbuild::add_configure_args "--with-libpcap=included"
diff --git a/System/nmap/files/variants b/System/nmap/files/variants
index 32ce419..2029e41 100644
--- a/System/nmap/files/variants
+++ b/System/nmap/files/variants
@@ -1 +1,2 @@
 nmap/7.70	stable
+nmap/7.80	unstable