diff --git a/Server/assets/site.less b/Server/assets/site.less
new file mode 120000
index 000000000..dc1dc0cde
--- /dev/null
+++ b/Server/assets/site.less
@@ -0,0 +1 @@
+/dev/null
\ No newline at end of file
diff --git a/Server/assets/style.less b/Server/assets/style.less
index 59c1ea375..38d92a179 100644
--- a/Server/assets/style.less
+++ b/Server/assets/style.less
@@ -135,3 +135,8 @@ input.tt-hint {
 @import "reserve-workflow.less";
 @import "job-matrix.less";
 @import "system.less";
+
+// Site-specific styles. The beaker-server package creates site.less as 
+// a symlink to /dev/null if it doesn't exist. Admins can overwrite the symlink 
+// to point at their own custom LESS instead.
+@import "site.less";
diff --git a/Server/bkr/server/assets.py b/Server/bkr/server/assets.py
index 8f5fb868d..fee0ef45a 100644
--- a/Server/bkr/server/assets.py
+++ b/Server/bkr/server/assets.py
@@ -108,6 +108,8 @@ def list_asset_sources(source_dir):
     for bundle in env:
         for path in get_all_bundle_files(bundle, env):
             paths.append(os.path.relpath(path, source_dir))
+    # site.less should be skipped because it's a symlink
+    paths.remove('site.less')
     # font-awesome is currently not managed by webassets because webassets 
     # breaks on non-UTF8 input files
     paths.extend([
diff --git a/beaker.spec b/beaker.spec
index 95bcfecff..e79f6a37f 100644
--- a/beaker.spec
+++ b/beaker.spec
@@ -352,6 +352,10 @@ chown root:root %{_localstatedir}/log/%{name}/*.log >/dev/null 2>&1 || :
 chmod go-w %{_localstatedir}/log/%{name}/*.log >/dev/null 2>&1 || :
 # Restart rsyslog so that it notices the config which we ship
 /sbin/service rsyslog condrestart >/dev/null 2>&1 || :
+# Create symlink for site.less (this is ghosted so that other packages can overwrite it)
+if [ ! -f %{_datadir}/bkr/server/assets/site.less ] ; then
+    ln -s /dev/null %{_datadir}/bkr/server/assets/site.less || :
+fi
 %endif
 
 %if %{with labcontroller}
@@ -469,6 +473,7 @@ rm -rf %{_var}/lib/beaker/osversion_data
 %attr(-,apache,root) %dir %{_datadir}/bkr
 %attr(-,apache,root) %{_datadir}/bkr/beaker-server.wsgi
 %attr(-,apache,root) %{_datadir}/bkr/server
+%ghost %attr(0777,root,root) %{_datadir}/bkr/server/assets/site.less
 %attr(0660,apache,root) %config(noreplace) %{_sysconfdir}/%{name}/server.cfg
 %dir %{_localstatedir}/log/%{name}
 %dir %{_localstatedir}/cache/%{name}