1 files changed, 7 insertions, 0 deletions
diff --git a/lib/nickserver/request_handlers/fingerprint_handler.rb b/lib/nickserver/request_handlers/fingerprint_handler.rb
index 3202c41..3c04fcd 100644
--- a/lib/nickserver/request_handlers/fingerprint_handler.rb
+++ b/lib/nickserver/request_handlers/fingerprint_handler.rb
@@ -6,6 +6,13 @@ module Nickserver
     class FingerprintHandler
 
       def call(request)
+        return unless request.fingerprint
+        handle_request(request)
+      end
+
+      protected
+
+      def handle_request(request)
         fingerprint = request.fingerprint
         if fingerprint.length == 40 && !fingerprint[/\H/]
           source = Nickserver::Hkp::Source.new