diff --git a/assets/ts_src/ajax_ui.ts b/assets/ts_src/ajax_ui.ts
index 8ae4881a..8d8d0788 100644
--- a/assets/ts_src/ajax_ui.ts
+++ b/assets/ts_src/ajax_ui.ts
@@ -28,8 +28,6 @@
  *
  */
 
-import * as Cookies from "js-cookie";
-
 /**
  * Extract the title (The name between the <title> tags) of a HTML snippet.
  * @param {string} html The HTML code which should be searched.
@@ -114,19 +112,19 @@ class AjaxUI {
      */
     public fillTrees()
     {
-        let categories =  Cookies.get("tree_datasource_tree-categories");
-        let devices =  Cookies.get("tree_datasource_tree-devices");
-        let tools =  Cookies.get("tree_datasource_tree-tools");
+        let categories =  localStorage.getItem("tree_datasource_tree-categories");
+        let devices =  localStorage.getItem("tree_datasource_tree-devices");
+        let tools =  localStorage.getItem("tree_datasource_tree-tools");
 
-        if(typeof categories == "undefined") {
+        if(categories == null) {
             categories = "categories";
         }
 
-        if(typeof devices == "undefined") {
+        if(devices == null) {
             devices = "devices";
         }
 
-        if(typeof tools == "undefined") {
+        if(tools == null) {
             tools = "tools";
         }
 
@@ -154,7 +152,7 @@ class AjaxUI {
                 // @ts-ignore
                 $('#' + target).treeview('expandAll', { silent: true });
             } else {
-                Cookies.set("tree_datasource_" + target, mode);
+                localStorage.setItem("tree_datasource_" + target, mode);
                 ajaxUI.treeLoadDataSource(target, mode);
             }
 
diff --git a/package.json b/package.json
index 885ac6c3..eee2ee02 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,6 @@
         "@types/bootstrap-treeview": "^1.20.0",
         "@types/jquery": "^3.3.29",
         "@types/jquery.form": "^3.26.30",
-        "@types/js-cookie": "^2.2.1",
         "bootbox": "^5.1.0",
         "bootstrap-fileinput": "^5.0.1",
         "bootstrap-select": "^1.13.8",
@@ -32,7 +31,6 @@
         "datatables.net-fixedheader-bs4": "^3.1.5",
         "datatables.net-select-bs4": "^1.2.7",
         "jquery-form": "^4.2.2",
-        "js-cookie": "^2.2.0",
         "jszip": "^3.2.0",
         "patternfly-bootstrap-treeview": "^2.1.8",
         "pdfmake": "^0.1.53",
diff --git a/yarn.lock b/yarn.lock
index 71b08398..4a364e4d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -739,11 +739,6 @@
   dependencies:
     "@types/sizzle" "*"
 
-"@types/js-cookie@^2.2.1":
-  version "2.2.2"
-  resolved "https://registry.yarnpkg.com/@types/js-cookie/-/js-cookie-2.2.2.tgz#84e8848e14d44418726ceb52dd887c7bfe45d678"
-  integrity sha512-vkuGzldF9mNsWS9cmmMFfW1rufa7IdPUorS150gKoU/2fzLJ/0LXiMMtRqIBWz0sZ/VF2VxwB25WXEOo6akU6w==
-
 "@types/minimatch@*":
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.3.tgz#3dca0e3f33b200fc7d1139c0cd96c1268cadfd9d"
@@ -4005,11 +4000,6 @@ jquery-form@^4.2.2:
   resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.4.1.tgz#714f1f8d9dde4bdfa55764ba37ef214630d80ef2"
   integrity sha512-36+AdBzCL+y6qjw5Tx7HgzeGCzC81MDDgaUP8ld2zhx58HdqXGoBd+tHdrBMiyjGQs0Hxs/MLZTu/eHNJJuWPw==
 
-js-cookie@^2.2.0:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/js-cookie/-/js-cookie-2.2.1.tgz#69e106dc5d5806894562902aa5baec3744e9b2b8"
-  integrity sha512-HvdH2LzI/EAZcUwA8+0nKNtWHqS+ZmijLA30RwZA0bo7ToCckjK5MkGhjED9KoRcXO6BaGI3I9UIzSA1FKFPOQ==
-
 js-levenshtein@^1.1.3:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/js-levenshtein/-/js-levenshtein-1.1.6.tgz#c6cee58eb3550372df8deb85fad5ce66ce01d59d"