diff --git a/package.json b/package.json
index cf43273f7..7f1635faa 100644
--- a/package.json
+++ b/package.json
@@ -107,7 +107,7 @@
     "i18n-js": "^3.0.3",
     "iban": "0.0.8",
     "imagesloaded": "4.1.1",
-    "immutable": "3.8.3",
+    "immutable": "4.3.9",
     "jquery": "1.11.1",
     "jquery.cookie": "1.4.1",
     "json5": "^2.2.3",
diff --git a/yarn.lock b/yarn.lock
index 83f7e0fa8..dc5a8e127 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5058,15 +5058,10 @@ imagesloaded@4.1.1:
   dependencies:
     ev-emitter "~1.0.0"
 
-immutable@3.8.3:
-  version "3.8.3"
-  resolved "https://registry.yarnpkg.com/immutable/-/immutable-3.8.3.tgz#0a8d2494a94d4b2d4f0e99986e74dd25d1e9a859"
-  integrity sha512-AUY/VyX0E5XlibOmWt10uabJzam1zlYjwiEgQSDc5+UIkFNaF9WM0JxXKaNMGf+F/ffUF+7kRKXM9A7C0xXqMg==
-
-immutable@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/immutable/-/immutable-4.1.0.tgz#f795787f0db780183307b9eb2091fcac1f6fafef"
-  integrity sha512-oNkuqVTA8jqG1Q6c+UglTOD1xhC1BtjKI7XkCXRkZHrN5m18/XsnUp8Q89GkQO/z+0WjonSvl0FLhDYftp46nQ==
+immutable@4.3.9, immutable@^4.0.0:
+  version "4.3.9"
+  resolved "https://registry.yarnpkg.com/immutable/-/immutable-4.3.9.tgz#c98349e05e9c6e2a4d8fe88ac0b363e0d536b544"
+  integrity sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ==
 
 import-fresh@^2.0.0:
   version "2.0.0"