diff --git a/package-lock.json b/package-lock.json
index 2de7a68..b042d90 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "devDependencies": {
         "@lit-labs/ssr-dom-shim": "./src/fake-modules/@lit-labs/ssr-dom-shim",
         "@lit/reactive-element": "./src/fake-modules/@lit/reactive-element",
-        "@polymer/polymer": "3.5.1",
+        "@polymer/polymer": "3.5.2",
         "@rollup/plugin-node-resolve": "^13.1.3",
         "@rollup/plugin-typescript": "^8.3.0",
         "@rollup/pluginutils": "^4.1.2",
@@ -87,7 +87,7 @@
         "@vaadin/virtual-list": "24.5.0-rc1",
         "chai": "^4.3.4",
         "cookieconsent": "3.1.1",
-        "lit": "3.2.0",
+        "lit": "3.2.1",
         "lit-element": "./src/fake-modules/lit-element",
         "lit-html": "./src/fake-modules/lit-html",
         "mocha": "^9.2.0",
@@ -100,7 +100,7 @@
       },
       "peerDependencies": {
         "@open-wc/dedupe-mixin": "1.4.0",
-        "@polymer/polymer": "3.5.1",
+        "@polymer/polymer": "3.5.2",
         "@vaadin/a11y-base": "24.5.0-rc1",
         "@vaadin/accordion": "24.5.0-rc1",
         "@vaadin/app-layout": "24.5.0-rc1",
@@ -170,7 +170,7 @@
         "@vaadin/virtual-list": "24.5.0-rc1",
         "cookieconsent": "3.1.1",
         "highcharts": "9.2.2",
-        "lit": "3.2.0",
+        "lit": "3.2.1",
         "ol": "6.13.0",
         "quickselect": "2.0.0",
         "rbush": "3.0.1"
@@ -546,9 +546,9 @@
       "devOptional": true
     },
     "node_modules/@polymer/polymer": {
-      "version": "3.5.1",
-      "resolved": "https://registry.npmjs.org/@polymer/polymer/-/polymer-3.5.1.tgz",
-      "integrity": "sha512-JlAHuy+1qIC6hL1ojEUfIVD58fzTpJAoCxFwV5yr0mYTXV1H8bz5zy0+rC963Cgr9iNXQ4T9ncSjC2fkF9BQfw==",
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/@polymer/polymer/-/polymer-3.5.2.tgz",
+      "integrity": "sha512-fWwImY/UH4bb2534DVSaX+Azs2yKg8slkMBHOyGeU2kKx7Xmxp6Lee0jP8p6B3d7c1gFUPB2Z976dTUtX81pQA==",
       "dev": true,
       "dependencies": {
         "@webcomponents/shadycss": "^1.9.1"
@@ -3128,9 +3128,9 @@
       "devOptional": true
     },
     "node_modules/lit": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/lit/-/lit-3.2.0.tgz",
-      "integrity": "sha512-s6tI33Lf6VpDu7u4YqsSX78D28bYQulM+VAzsGch4fx2H0eLZnJsUBsPWmGYSGoKDNbjtRv02rio1o+UdPVwvw==",
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/lit/-/lit-3.2.1.tgz",
+      "integrity": "sha512-1BBa1E/z0O9ye5fZprPtdqnc0BFzxIxTTOO/tQFmyC/hj1O3jL4TfmLBw0WEwjAokdLwpclkvGgDJwTIh0/22w==",
       "dev": true,
       "dependencies": {
         "@lit/reactive-element": "^2.0.4",
@@ -4569,9 +4569,9 @@
       "devOptional": true
     },
     "@polymer/polymer": {
-      "version": "3.5.1",
-      "resolved": "https://registry.npmjs.org/@polymer/polymer/-/polymer-3.5.1.tgz",
-      "integrity": "sha512-JlAHuy+1qIC6hL1ojEUfIVD58fzTpJAoCxFwV5yr0mYTXV1H8bz5zy0+rC963Cgr9iNXQ4T9ncSjC2fkF9BQfw==",
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/@polymer/polymer/-/polymer-3.5.2.tgz",
+      "integrity": "sha512-fWwImY/UH4bb2534DVSaX+Azs2yKg8slkMBHOyGeU2kKx7Xmxp6Lee0jP8p6B3d7c1gFUPB2Z976dTUtX81pQA==",
       "dev": true,
       "requires": {
         "@webcomponents/shadycss": "^1.9.1"
@@ -6810,9 +6810,9 @@
       "devOptional": true
     },
     "lit": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/lit/-/lit-3.2.0.tgz",
-      "integrity": "sha512-s6tI33Lf6VpDu7u4YqsSX78D28bYQulM+VAzsGch4fx2H0eLZnJsUBsPWmGYSGoKDNbjtRv02rio1o+UdPVwvw==",
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/lit/-/lit-3.2.1.tgz",
+      "integrity": "sha512-1BBa1E/z0O9ye5fZprPtdqnc0BFzxIxTTOO/tQFmyC/hj1O3jL4TfmLBw0WEwjAokdLwpclkvGgDJwTIh0/22w==",
       "dev": true,
       "requires": {
         "@lit/reactive-element": "^2.0.4",
diff --git a/package.json b/package.json
index d26bdbb..c88805e 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
   "devDependencies": {
     "@lit/reactive-element": "./src/fake-modules/@lit/reactive-element",
     "@lit-labs/ssr-dom-shim": "./src/fake-modules/@lit-labs/ssr-dom-shim",
-    "@polymer/polymer": "3.5.1",
+    "@polymer/polymer": "3.5.2",
     "@rollup/plugin-node-resolve": "^13.1.3",
     "@rollup/plugin-typescript": "^8.3.0",
     "@rollup/pluginutils": "^4.1.2",
@@ -114,7 +114,7 @@
     "@vaadin/virtual-list": "24.5.0-rc1",
     "chai": "^4.3.4",
     "cookieconsent": "3.1.1",
-    "lit": "3.2.0",
+    "lit": "3.2.1",
     "lit-element": "./src/fake-modules/lit-element",
     "lit-html": "./src/fake-modules/lit-html",
     "mocha": "^9.2.0",
@@ -128,7 +128,7 @@
   },
   "peerDependencies": {
     "@open-wc/dedupe-mixin": "1.4.0",
-    "@polymer/polymer": "3.5.1",
+    "@polymer/polymer": "3.5.2",
     "@vaadin/a11y-base": "24.5.0-rc1",
     "@vaadin/accordion": "24.5.0-rc1",
     "@vaadin/app-layout": "24.5.0-rc1",
@@ -198,7 +198,7 @@
     "@vaadin/virtual-list": "24.5.0-rc1",
     "cookieconsent": "3.1.1",
     "highcharts": "9.2.2",
-    "lit": "3.2.0",
+    "lit": "3.2.1",
     "ol": "6.13.0",
     "quickselect": "2.0.0",
     "rbush": "3.0.1"