diff --git a/logseq/custom.js b/logseq/custom.js
index 6509a30..d1cf965 100644
--- a/logseq/custom.js
+++ b/logseq/custom.js
@@ -5,6 +5,8 @@ if (document.querySelector("html").getAttribute("data-theme") === "light") {
   document.querySelector("body").classList.remove("light-theme");
   document.querySelector("body").classList.remove("white-theme");
   document.querySelector("body").classList.add("dark-theme");
+
+  localStorage.setItem("theme", "dark");
 }
 
 document.querySelector(".journals-nav .flex-1").innerHTML = "Blog";