diff --git a/src/polyglot-notebooks-ui-components/package-lock.json b/src/polyglot-notebooks-ui-components/package-lock.json
index de53316e5f..094e34b524 100644
--- a/src/polyglot-notebooks-ui-components/package-lock.json
+++ b/src/polyglot-notebooks-ui-components/package-lock.json
@@ -2330,9 +2330,9 @@
       }
     },
     "node_modules/flatted": {
-      "version": "3.2.7",
-      "resolved": "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public-npm/npm/registry/flatted/-/flatted-3.2.7.tgz",
-      "integrity": "sha1-YJ85IHy2FLidB2W0d8stQ3+/l4c=",
+      "version": "3.4.2",
+      "resolved": "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public-npm/npm/registry/flatted/-/flatted-3.4.2.tgz",
+      "integrity": "sha1-9cI8EH8PN96NvfJPE3IrO5jVJyY=",
       "dev": true,
       "license": "ISC"
     },
@@ -6661,9 +6661,9 @@
       }
     },
     "flatted": {
-      "version": "3.2.7",
-      "resolved": "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public-npm/npm/registry/flatted/-/flatted-3.2.7.tgz",
-      "integrity": "sha1-YJ85IHy2FLidB2W0d8stQ3+/l4c=",
+      "version": "3.4.2",
+      "resolved": "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public-npm/npm/registry/flatted/-/flatted-3.4.2.tgz",
+      "integrity": "sha1-9cI8EH8PN96NvfJPE3IrO5jVJyY=",
       "dev": true
     },
     "fs.realpath": {