diff --git a/packages/html-templates/package-lock.json b/packages/html-templates/package-lock.json
index b3dc4d7024..4488fa485d 100644
--- a/packages/html-templates/package-lock.json
+++ b/packages/html-templates/package-lock.json
@@ -7296,9 +7296,9 @@
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-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.6.4.tgz",
-      "integrity": "sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==",
+      "version": "3.6.5",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.6.5.tgz",
+      "integrity": "sha512-vZVEEwZoIsI+vPEuoF9Iqf5H7/M3eeQqWlQnYa8FSKKePuYTf5MWnxb5SDAzCa60b3JBRS5g9b+Dq7b1y/RCrA==",
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diff --git a/packages/html-templates/package.json b/packages/html-templates/package.json
index d8806cb31a..50b69e4781 100644
--- a/packages/html-templates/package.json
+++ b/packages/html-templates/package.json
@@ -43,7 +43,7 @@
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     "babel-plugin-require-context-hook": "1.0.0",
     "classnames": "2.2.6",
-    "core-js": "3.6.4",
+    "core-js": "3.6.5",
     "cross-env": "7.0.2",
     "css-loader": "3.5.1",
     "cssnano": "4.1.10",
diff --git a/packages/ui/package-lock.json b/packages/ui/package-lock.json
index 7322323943..aae04bff47 100644
--- a/packages/ui/package-lock.json
+++ b/packages/ui/package-lock.json
@@ -7260,9 +7260,9 @@
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-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.6.4.tgz",
-      "integrity": "sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==",
+      "version": "3.6.5",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.6.5.tgz",
+      "integrity": "sha512-vZVEEwZoIsI+vPEuoF9Iqf5H7/M3eeQqWlQnYa8FSKKePuYTf5MWnxb5SDAzCa60b3JBRS5g9b+Dq7b1y/RCrA==",
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diff --git a/packages/ui/package.json b/packages/ui/package.json
index 107f7ef03e..fda5cc154f 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -50,7 +50,7 @@
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     "classnames": "2.2.6",
     "colormap": "2.3.1",
-    "core-js": "3.6.4",
+    "core-js": "3.6.5",
     "cross-env": "7.0.2",
     "css-loader": "3.5.1",
     "hex-rgb": "4.1.0",