diff --git a/assets/js/mobilemenu.js b/assets/js/mobilemenu.js
index b5d0dd041..a9d959057 100644
--- a/assets/js/mobilemenu.js
+++ b/assets/js/mobilemenu.js
@@ -1,27 +1,33 @@
 var menuButton = document.getElementById("menu-button");
 var menuCloseButton = document.getElementById("menu-close-button");
+var menuWrapper = document.getElementById("menu-wrapper");
 
 var menuOpen = false;
 
-menuButton.addEventListener("click", function () {
+var openMenu = function (e) {
   if (!menuOpen) {
     menuOpen = true;
-    var menuWrapper = document.getElementById("menu-wrapper");
     document.body.style.overflowY = "hidden";
     menuButton.style.visibility = "hidden";
     menuWrapper.style.visibility = "visible";
     menuWrapper.style.opacity = "1";
+    window.onbeforeunload = function (event) {
+      closeMenu()
+    }
   }
-});
+};
 
-menuCloseButton.addEventListener("click", function (e) {
+var closeMenu = function (e) {
   if (menuOpen) {
     menuOpen = false;
-    var menuWrapper = document.getElementById("menu-wrapper");
     document.body.style.overflowY = "auto";
     menuButton.style.visibility = "visible";
     menuWrapper.style.visibility = "hidden";
     menuWrapper.style.opacity = "0";
+    window.onbeforeunload = function (event) { }
     e.stopPropagation();
   }
-});
\ No newline at end of file
+}
+
+menuButton.addEventListener("click", openMenu);
+menuCloseButton.addEventListener("click", closeMenu);
\ No newline at end of file
diff --git a/package.json b/package.json
index 114314c55..a2f1304e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hugo-blowfish-theme",
-  "version": "2.77.0",
+  "version": "2.77.1",
   "description": "Blowfish theme for Hugo.",
   "scripts": {
     "postinstall": "vendor-copy",