diff --git a/firestore/package-lock.json b/firestore/package-lock.json
index 06c6b0f5e..216e2090f 100644
--- a/firestore/package-lock.json
+++ b/firestore/package-lock.json
@@ -7457,7 +7457,6 @@
       "version": "2.3.2",
       "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz",
       "integrity": "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==",
-      "dev": true,
       "hasInstallScript": true,
       "optional": true,
       "os": [
@@ -8033,10 +8032,11 @@
       }
     },
     "node_modules/immutable": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.0.tgz",
-      "integrity": "sha512-0AOCmOip+xgJwEVTQj1EfiDDOkPmuyllDuTuEX+DDXUgapLAsBIfkg3sxCYyCEA8mQqZrrxPUGjcOQ2JS3WLkg==",
-      "dev": true
+      "version": "4.3.8",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.3.8.tgz",
+      "integrity": "sha512-d/Ld9aLbKpNwyl0KiM2CT1WYvkitQ1TSvmRtkcV8FKStiDoA7Slzgjmb/1G2yhKM1p0XeNOieaTbFZmU1d3Xuw==",
+      "dev": true,
+      "license": "MIT"
     },
     "node_modules/import-fresh": {
       "version": "3.3.0",