diff --git a/Rnwood.Smtp4dev/ClientApp/package-lock.json b/Rnwood.Smtp4dev/ClientApp/package-lock.json
index 9b9ee6d80..58dd34fc9 100644
--- a/Rnwood.Smtp4dev/ClientApp/package-lock.json
+++ b/Rnwood.Smtp4dev/ClientApp/package-lock.json
@@ -5887,9 +5887,9 @@
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+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.25.2.tgz",
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@@ -8339,9 +8339,9 @@
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-          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.5.tgz",
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+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.7.tgz",
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@@ -10146,12 +10146,12 @@
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-      "resolved": "https://registry.npmjs.org/memfs/-/memfs-3.4.0.tgz",
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+      "resolved": "https://registry.npmjs.org/memfs/-/memfs-3.4.7.tgz",
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+        "fs-monkey": "^1.0.3"
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diff --git a/Rnwood.Smtp4dev/ClientApp/package.json b/Rnwood.Smtp4dev/ClientApp/package.json
index 367ffabf1..19c60eec1 100644
--- a/Rnwood.Smtp4dev/ClientApp/package.json
+++ b/Rnwood.Smtp4dev/ClientApp/package.json
@@ -27,7 +27,7 @@
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     "brace": "^0.11.1",
-    "core-js": "^3.19.3",
+    "core-js": "^3.25.2",
     "element-ui": "^2.15.6",
     "eslint": "^7.32.0",
     "eslint-plugin-vue": "^7.20.0",