diff --git a/layout/includes/footer.pug b/layout/includes/footer.pug
index 0e4f513..4d2ae79 100644
--- a/layout/includes/footer.pug
+++ b/layout/includes/footer.pug
@@ -2,11 +2,10 @@
   if theme.footer.owner.enable
     - var now = new Date()
     - var nowYear = now.getFullYear()
-    if theme.footer.owner.since != false
-      if theme.footer.owner.since != nowYear
-         .copyright!= `©${theme.footer.owner.since} - ${nowYear} By ${config.author}`
-      else
-         .copyright!= `©${nowYear} By ${config.author}`
+    if theme.footer.owner.since && theme.footer.owner.since != nowYear
+      .copyright!= `©${theme.footer.owner.since} - ${nowYear} By ${config.author}`
+    else
+      .copyright!= `©${nowYear} By ${config.author}`
   if theme.footer.copyright
     .framework-info
       span= _p('footer.framework') + ' '