diff --git a/.changeset/renovate-05666d4.md b/.changeset/renovate-05666d4.md
new file mode 100644
index 0000000000..3e8a997820
--- /dev/null
+++ b/.changeset/renovate-05666d4.md
@@ -0,0 +1,5 @@
+---
+'@backstage/cli': patch
+---
+
+Updated dependency `vite-plugin-node-polyfills` to `^0.21.0`.
diff --git a/packages/app/package.json b/packages/app/package.json
index 3b842a3abd..0cdc016b8f 100644
--- a/packages/app/package.json
+++ b/packages/app/package.json
@@ -104,7 +104,7 @@
     "react-use": "^17.2.4",
     "vite": "^4.4.9",
     "vite-plugin-html": "^3.2.0",
-    "vite-plugin-node-polyfills": "^0.19.0",
+    "vite-plugin-node-polyfills": "^0.21.0",
     "zen-observable": "^0.10.0"
   },
   "devDependencies": {
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 523f47ca16..f41dd6f676 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -178,7 +178,7 @@
     "@vitejs/plugin-react": "^4.0.4",
     "vite": "^4.4.9",
     "vite-plugin-html": "^3.2.0",
-    "vite-plugin-node-polyfills": "^0.19.0"
+    "vite-plugin-node-polyfills": "^0.21.0"
   },
   "peerDependenciesMeta": {
     "@vitejs/plugin-react": {
diff --git a/yarn.lock b/yarn.lock
index d3947a26cc..29a25e85ab 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3719,7 +3719,7 @@ __metadata:
     "@vitejs/plugin-react": ^4.0.4
     vite: ^4.4.9
     vite-plugin-html: ^3.2.0
-    vite-plugin-node-polyfills: ^0.19.0
+    vite-plugin-node-polyfills: ^0.21.0
   peerDependenciesMeta:
     "@vitejs/plugin-react":
       optional: true
@@ -27527,7 +27527,7 @@ __metadata:
     react-use: ^17.2.4
     vite: ^4.4.9
     vite-plugin-html: ^3.2.0
-    vite-plugin-node-polyfills: ^0.19.0
+    vite-plugin-node-polyfills: ^0.21.0
     zen-observable: ^0.10.0
   languageName: unknown
   linkType: soft
@@ -45344,15 +45344,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"vite-plugin-node-polyfills@npm:^0.19.0":
-  version: 0.19.0
-  resolution: "vite-plugin-node-polyfills@npm:0.19.0"
+"vite-plugin-node-polyfills@npm:^0.21.0":
+  version: 0.21.0
+  resolution: "vite-plugin-node-polyfills@npm:0.21.0"
   dependencies:
     "@rollup/plugin-inject": ^5.0.5
     node-stdlib-browser: ^1.2.0
   peerDependencies:
     vite: ^2.0.0 || ^3.0.0 || ^4.0.0 || ^5.0.0
-  checksum: f01962d9c0bdb97c22c8d8994396ae950350c2bbeebcc837303e520216390fb194423cde92a47df5c835375efb86f5b33cc8ab224b0a7bf8e3e2800a66630f60
+  checksum: 923379f0205911d13ffdcdc841a6565a191a6fe199eb7c0d38b6ea1f53bbdf3d42ad12a9ae8d5f49c14e3f4e2cb56fc7ea8c24a51eeedfbe64c6ebbca4a2966a
   languageName: node
   linkType: hard