diff --git a/angular/package-lock.json b/angular/package-lock.json
index e356afa5..f6a7d4c4 100644
--- a/angular/package-lock.json
+++ b/angular/package-lock.json
@@ -9918,10 +9918,11 @@
       "dev": true
     },
     "node_modules/immutable": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.4.tgz",
-      "integrity": "sha512-fsXeu4J4i6WNWSikpI88v/PcVflZz+6kMhUfIwc5SY+poQRPnaf5V7qds6SUyUN3cVxEzuCab7QIoLOQ+DQ1wA==",
-      "dev": true
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.9.tgz",
+      "integrity": "sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ==",
+      "dev": true,
+      "license": "MIT"
     },
     "node_modules/import-fresh": {
       "version": "3.3.0",