diff --git a/package.json b/package.json
index 06c2ee0f2..f28981ca3 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "underscore": "^1.13.7",
     "uuid": "^13.0.0",
     "vis-data": "^8.0.3",
-    "vis-timeline": "^8.3.1",
+    "vis-timeline": "^8.4.0",
     "vis-util": "^6.0.0",
     "webpack": "^5.102.1",
     "webpack-assets-manifest": "^6.3.0",
diff --git a/yarn.lock b/yarn.lock
index 240840db0..3e2458915 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2807,7 +2807,7 @@ __metadata:
     underscore: "npm:^1.13.7"
     uuid: "npm:^13.0.0"
     vis-data: "npm:^8.0.3"
-    vis-timeline: "npm:^8.3.1"
+    vis-timeline: "npm:^8.4.0"
     vis-util: "npm:^6.0.0"
     webpack: "npm:^5.102.1"
     webpack-assets-manifest: "npm:^6.3.0"
@@ -7127,9 +7127,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"vis-timeline@npm:^8.3.1":
-  version: 8.3.1
-  resolution: "vis-timeline@npm:8.3.1"
+"vis-timeline@npm:^8.4.0":
+  version: 8.4.0
+  resolution: "vis-timeline@npm:8.4.0"
   peerDependencies:
     "@egjs/hammerjs": ^2.0.0
     component-emitter: ^1.3.0
@@ -7140,7 +7140,7 @@ __metadata:
     vis-data: ">=8.0.0"
     vis-util: ">=6.0.0"
     xss: ^1.0.0
-  checksum: 10c0/5b61bebd30e28fcf729eb9cc8ce3650825dd4e98868c2c1b6eb73a95a816b227fd8535daf9c03854b9a2c03e973bd8481bfe9935f5749817bad6a7933068121d
+  checksum: 10c0/53cfca6ece0b5bb9db4fb4ab5321c37f871971fefb21b1272f5112cbc63c3e1aec432a1fb52e2de71f5a60a6c6019582aa6c1d2557e242d00af4f2b047ca4990
   languageName: node
   linkType: hard