diff --git a/package-lock.json b/package-lock.json
index 0a4dafd..0d7bfbc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "treetables",
-  "version": "1.1.3",
+  "version": "1.2.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1494,9 +1494,9 @@
       }
     },
     "datatables.net": {
-      "version": "1.10.19",
-      "resolved": "https://registry.npmjs.org/datatables.net/-/datatables.net-1.10.19.tgz",
-      "integrity": "sha512-+ljXcI6Pj3PTGy5pesp3E5Dr3x3AV45EZe0o1r0gKENN2gafBKXodVnk2ypKwl2tTmivjxbkiqoWnipTefyBTA==",
+      "version": "1.10.22",
+      "resolved": "https://registry.npmjs.org/datatables.net/-/datatables.net-1.10.22.tgz",
+      "integrity": "sha512-ujn8GvkQIBYzYH54XY7OrI0Zb35TKRd9ABYfbnXgBfwTGIFT6UsmXrfHU5Yk+MSDoF0sDu2TB+31V6c+zUZ0Pw==",
       "requires": {
         "jquery": ">=1.7"
       }
@@ -1509,6 +1509,17 @@
       "requires": {
         "datatables.net": "1.10.19",
         "jquery": ">=1.7"
+      },
+      "dependencies": {
+        "datatables.net": {
+          "version": "1.10.19",
+          "resolved": "https://registry.npmjs.org/datatables.net/-/datatables.net-1.10.19.tgz",
+          "integrity": "sha512-+ljXcI6Pj3PTGy5pesp3E5Dr3x3AV45EZe0o1r0gKENN2gafBKXodVnk2ypKwl2tTmivjxbkiqoWnipTefyBTA==",
+          "dev": true,
+          "requires": {
+            "jquery": ">=1.7"
+          }
+        }
       }
     },
     "datatables.net-dt": {
@@ -1519,6 +1530,17 @@
       "requires": {
         "datatables.net": "1.10.19",
         "jquery": ">=1.7"
+      },
+      "dependencies": {
+        "datatables.net": {
+          "version": "1.10.19",
+          "resolved": "https://registry.npmjs.org/datatables.net/-/datatables.net-1.10.19.tgz",
+          "integrity": "sha512-+ljXcI6Pj3PTGy5pesp3E5Dr3x3AV45EZe0o1r0gKENN2gafBKXodVnk2ypKwl2tTmivjxbkiqoWnipTefyBTA==",
+          "dev": true,
+          "requires": {
+            "jquery": ">=1.7"
+          }
+        }
       }
     },
     "debug": {