diff --git a/package-lock.json b/package-lock.json
index 85c9851..f3dc0c7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11412,9 +11412,9 @@
       }
     },
     "node_modules/immutable": {
-      "version": "4.3.8",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.8.tgz",
-      "integrity": "sha512-d/Ld9aLbKpNwyl0KiM2CT1WYvkitQ1TSvmRtkcV8FKStiDoA7Slzgjmb/1G2yhKM1p0XeNOieaTbFZmU1d3Xuw==",
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.9.tgz",
+      "integrity": "sha512-ObHy4YN7ycwZOUCLI1/6svfyAFu7vL8RhAvVu/bh/RZW9EPlOyDaQ9jDQWCtdqzaXUjgXZCW1migtHE7YI7UGQ==",
       "license": "MIT"
     },
     "node_modules/import-fresh": {
diff --git a/package.json b/package.json
index c188b7a..c145c41 100644
--- a/package.json
+++ b/package.json
@@ -92,7 +92,7 @@
     "gatsby-page-utils": {
       "glob": "^9.3.5"
     },
-    "immutable": "^4.3.8",
+    "immutable": "^4.3.9",
     "js-yaml": "^4.1.1",
     "jws": "^4.0.1",
     "lodash": "4.18.1",