diff --git a/package-lock.json b/package-lock.json
index ecb1e74e..745eacb3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -44,7 +44,7 @@
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@@ -2738,6 +2735,16 @@
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+      "resolved": "https://registry.npmjs.org/@types/ws/-/ws-8.18.1.tgz",
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+      "license": "MIT",
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-      "peer": true,
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@@ -6117,37 +6117,36 @@
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+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.8.9.tgz",
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       "license": "MIT",
       "dependencies": {
-        "@types/node": "^20.0.0",
+        "@types/node": ">=20.0.0",
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-        "whatwg-mimetype": "^3.0.0"
+        "@types/ws": "^8.18.1",
+        "entities": "^7.0.1",
+        "whatwg-mimetype": "^3.0.0",
+        "ws": "^8.18.3"
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-    "node_modules/happy-dom/node_modules/@types/node": {
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-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.20.tgz",
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+    "node_modules/happy-dom/node_modules/entities": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-7.0.1.tgz",
+      "integrity": "sha512-TWrgLOFUQTH994YUyl1yT4uyavY5nNB5muff+RtWaqNVCAK408b5ZnnbNAUEWLTCpum9w6arT70i1XdQ4UeOPA==",
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-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
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-    "node_modules/happy-dom/node_modules/undici-types": {
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-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
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-      "license": "MIT"
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-      "peer": true,
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@@ -9970,7 +9968,6 @@
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@@ -10784,7 +10781,6 @@
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-      "peer": true,
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@@ -13576,7 +13568,6 @@
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-      "peer": true,
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-      "peer": true,
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         "@vitest/expect": "3.2.4",
@@ -13949,6 +13939,28 @@
       "dev": true,
       "license": "ISC"
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+    "node_modules/ws": {
+      "version": "8.20.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.20.0.tgz",
+      "integrity": "sha512-sAt8BhgNbzCtgGbt2OxmpuryO63ZoDk/sqaB/znQm94T4fCEsy/yV+7CdC1kJhOU9lboAEU7R3kquuycDoibVA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
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@@ -14104,7 +14116,7 @@
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     "packages/operators": {
       "name": "@rxjs-collection/operators",
-      "version": "1.2.0-beta.2",
+      "version": "1.2.0-beta.3",
       "license": "MIT",
       "dependencies": {
         "ansi-colors": "4.1.3",
@@ -14140,7 +14152,7 @@
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     "packages/playground": {
       "name": "@rxjs-collection/playground",
-      "version": "1.0.1-beta.2",
+      "version": "1.0.1-beta.3",
       "license": "MIT",
       "dependencies": {
         "rxjs": "7.8.2"
diff --git a/package.json b/package.json
index 82967995..7bad6de9 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "eslint-plugin-security": "3.0.1",
     "fetch-mock": "12.5.4",
     "globals": "16.4.0",
-    "happy-dom": "20.0.0",
+    "happy-dom": "20.8.9",
     "husky": "9.1.7",
     "lint-staged": "16.2.3",
     "prettier": "3.6.2",