diff --git a/package-lock.json b/package-lock.json
index c2b1f84..b6d28b0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4066,9 +4066,9 @@
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-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.0.0-rc.14.tgz",
-      "integrity": "sha512-pfkvmRKJSoW7JFx0QeYlAmT+kNYvn5j0u7bnpNq4N2RCvHSTlLT208G8jgaquNe+Q8kCPHKOSpxJkyvLDpYq0w=="
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.9.tgz",
+      "integrity": "sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ=="
     },
     "node_modules/import-fresh": {
       "version": "3.3.0",
@@ -10624,9 +10624,9 @@
       "dev": true
     },
     "immutable": {
-      "version": "4.0.0-rc.14",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.0.0-rc.14.tgz",
-      "integrity": "sha512-pfkvmRKJSoW7JFx0QeYlAmT+kNYvn5j0u7bnpNq4N2RCvHSTlLT208G8jgaquNe+Q8kCPHKOSpxJkyvLDpYq0w=="
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.9.tgz",
+      "integrity": "sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ=="
     },
     "import-fresh": {
       "version": "3.3.0",