diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9955988f..93595c36 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@ and this project adheres to
 - ♿️(backend) improve logo accessibility in recording email notification #1092
 - ♿️(summary) improve accessibility of transcription download link #1187
 - 💄(frontend) show OS-specific shortcut in participant tile hint #1193
+- ⬆️(frontend) bump flatted from 3.3.1 to 3.4.2 in /src/frontend #1188
 
 ### Fixed
 
diff --git a/src/frontend/package-lock.json b/src/frontend/package-lock.json
index 3d09434d..55c17d9e 100644
--- a/src/frontend/package-lock.json
+++ b/src/frontend/package-lock.json
@@ -7158,10 +7158,11 @@
       }
     },
     "node_modules/flatted": {
-      "version": "3.3.1",
-      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.3.1.tgz",
-      "integrity": "sha512-X8cqMLLie7KsNUDSdzeN8FYK9rEt4Dt67OsG/DNGnYTSDBG4uFAJFBnUeiV+zCVAvwFy56IjM9sH51jVaEhNxw==",
-      "dev": true
+      "version": "3.4.2",
+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.4.2.tgz",
+      "integrity": "sha512-PjDse7RzhcPkIJwy5t7KPWQSZ9cAbzQXcafsetQoD7sOJRQlGikNbx7yZp2OotDnJyrDcbyRq3Ttb18iYOqkxA==",
+      "dev": true,
+      "license": "ISC"
     },
     "node_modules/for-each": {
       "version": "0.3.3",