diff --git a/lua-moonscript.spec b/lua-moonscript.spec
index 4f26003..08339b4 100644
--- a/lua-moonscript.spec
+++ b/lua-moonscript.spec
@@ -61,6 +61,8 @@ BuildRequires:  %{flavor}-busted
 Name:           %{flavor}-moonscript
 %endif
 %endif
+Requires(post):   update-alternatives
+Requires(postun):  update-alternatives
 
 %description
 A programmer friendly language that compiles to Lua.
@@ -78,6 +80,26 @@ install -m 0755 -p -d %{buildroot}%{lua_noarchdir}
 cp -r -p moonscript %{buildroot}%{lua_noarchdir}
 cp -r -p moon %{buildroot}%{lua_noarchdir}
 install -D -m 0755 -p -t %{buildroot}%{_bindir} bin/moon{,c}
+
+# Alternatives
+# create a dummy target for /etc/alternatives/vim
+mkdir -p %{buildroot}%{_sysconfdir}/alternatives
+mv %{buildroot}%{_bindir}/moon{,-%{lua_version}}
+mv %{buildroot}%{_bindir}/moonc{,-%{lua_version}}
+ln -s -f %{_sysconfdir}/alternatives/moonc %{buildroot}%{_bindir}/moonc
+ln -s -f %{_sysconfdir}/alternatives/moon %{buildroot}%{_bindir}/moon
+%endif
+
+%if ! %{with test}
+%post
+update-alternatives --force \
+    --install %{_bindir}/moon moon %{_bindir}/moon-%{lua_version} 15 \
+    --slave %{_bindir}/moonc moonc %{_bindir}/moonc-%{lua_version}
+
+%postun
+if [ -f %{_bindir}/moon-%{lua_version} ] ; then
+   update-alternatives --remove moon %{_bindir}/moon-%{lua_version}
+fi
 %endif
 
 %check