diff --git a/static/js/onload.js b/static/js/onload.js
index 9817072..320c081 100644
--- a/static/js/onload.js
+++ b/static/js/onload.js
@@ -1,4 +1,4 @@
-if (getCookie('theme') == 'dark' || window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches)  {
+if (getCookie('theme') == 'dark' || (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches && getCookie('theme') != 'light')) {
     $('body').toggleClass('dark');
 }
 
@@ -68,4 +68,4 @@ function getCookie(cname) {
         }
     }
     return "";
-}
\ No newline at end of file
+}