diff --git a/webapp/package.json b/webapp/package.json
index 3490a51d..cdaf60ef 100644
--- a/webapp/package.json
+++ b/webapp/package.json
@@ -45,7 +45,7 @@
 		"draft-js": "^0.11.7",
 		"emoji-mart": "^3.0.1",
 		"fullcalendar": "^5.10.2",
-		"immutable": "3.7.6",
+		"immutable": "4.3.9",
 		"lodash": "^4.17.21",
 		"marked": "^4.0.12",
 		"mattermost-redux": "10.8.0",