diff --git a/package-lock.json b/package-lock.json
index 597df47935..26e6f77f25 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@rails/ujs": "^7.1.600",
         "@stimulus-components/rails-nested-form": "^5.0.0",
         "@tailwindcss/cli": "^4.3.2",
-        "add-to-calendar-button": "^2.14.0",
+        "add-to-calendar-button": "^2.15.0",
         "datatables.net-dt": "^1.13.11",
         "esbuild": "^0.28.0",
         "jquery": "^3.7.1",
@@ -4505,12 +4505,12 @@
       }
     },
     "node_modules/add-to-calendar-button": {
-      "version": "2.14.0",
-      "resolved": "https://registry.npmjs.org/add-to-calendar-button/-/add-to-calendar-button-2.14.0.tgz",
-      "integrity": "sha512-2zVz1xm1AoaGKdZrRHIBNfB3fDL3xpfyRy8uUDJzzCp0b5zBJlmrv6zaJ7PO2XciJIaQvg3wvdWkiJ2LJ/P4gQ==",
+      "version": "2.15.0",
+      "resolved": "https://registry.npmjs.org/add-to-calendar-button/-/add-to-calendar-button-2.15.0.tgz",
+      "integrity": "sha512-NzWgWLQv0FsJmYXCDku14FhxtLXG6OWK5l+foLz5WetZnbnPHQ879aYODHounQc0sxiwhKjjgIOQq0kDAvLRvA==",
       "license": "ELv2",
       "dependencies": {
-        "timezones-ical-library": "^2.2.0"
+        "timezones-ical-library": "^2.2.1"
       },
       "engines": {
         "node": ">=18.17.0",
@@ -11689,14 +11689,10 @@
       }
     },
     "node_modules/timezones-ical-library": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/timezones-ical-library/-/timezones-ical-library-2.2.0.tgz",
-      "integrity": "sha512-D8pKEBzYnCAGZSEyinMZqh2yTc7ZJqonXtNkpTzhPuJlkJjPEUJOXBs7ExeHcHGBaGpaJRTye5t0mLR20BeklA==",
-      "license": "Apache-2.0",
-      "engines": {
-        "node": ">=22.18.0",
-        "npm": ">=10.9.3"
-      }
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/timezones-ical-library/-/timezones-ical-library-2.3.1.tgz",
+      "integrity": "sha512-CUwoh7kQik+oy1YIl4+Mwrx5xCRO0n2+c6y0OpQf0l/tCJjNJomGQMK6CeLKSjACapp6bcn944wzGDEqJbk2aw==",
+      "license": "Apache-2.0"
     },
     "node_modules/tldts": {
       "version": "6.1.86",
diff --git a/package.json b/package.json
index 50af3f4c64..e37b0b9f13 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "@rails/ujs": "^7.1.600",
     "@stimulus-components/rails-nested-form": "^5.0.0",
     "@tailwindcss/cli": "^4.3.2",
-    "add-to-calendar-button": "^2.14.0",
+    "add-to-calendar-button": "^2.15.0",
     "datatables.net-dt": "^1.13.11",
     "esbuild": "^0.28.0",
     "jquery": "^3.7.1",