diff --git a/serve.py b/serve.py
index 32ff15b..5e1b686 100755
--- a/serve.py
+++ b/serve.py
@@ -63,9 +63,12 @@ class Root(object):
     # --- RESULTS ------------------------------------------------------------
     @cherrypy.expose
     def results(self):
-        r = self.database.test_grades(self.testconf['ref'])
-        template = self.templates.get_template('results.html')
-        return template.render(t=self.testconf, results=r)
+        if self.testconf.get('practice', False):
+            r = self.database.test_grades(self.testconf['ref'])
+            template = self.templates.get_template('results.html')
+            return template.render(t=self.testconf, results=r)
+        else:
+            raise cherrypy.HTTPRedirect('/')
 
     # --- TEST ---------------------------------------------------------------
     @cherrypy.expose
--
libgit2 0.21.2