diff --git a/app/data/updaters/DataUpdater.mjs b/app/data/updaters/DataUpdater.mjs
index d97d371..46c546c 100644
--- a/app/data/updaters/DataUpdater.mjs
+++ b/app/data/updaters/DataUpdater.mjs
@@ -241,7 +241,7 @@ export default class DataUpdater
 
   async getiCalData(events, images) {
     // Create a calendar object
-    const calendar = new ical({
+    const calendar = ical({
       name: this.calendarName ?? this.name,
       url: process.env.SITE_URL,
       prodId: {
@@ -257,14 +257,14 @@ export default class DataUpdater
 
     // Add event entries
     for (let event of events) {
-      calendar.createEvent(({
+      let calEvent = calendar.createEvent({
         id: event.id,
         summary: event.title,
         start: event.start,
         end: event.end,
         url: event.url,
-        attachments: [event.imageUrl],
-      }));
+      });
+      calEvent.createAttachment(event.imageUrl);
 
       const filename = images[event.imageUrl];
       if (filename) {
diff --git a/package-lock.json b/package-lock.json
index 9d6df80..7c00a23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,9 +15,9 @@
         "@intlify/unplugin-vue-i18n": "^11.0.3",
         "@sentry/node": "^10.38.0",
         "console-stamp": "^3.0.6",
-        "cron": "^2.1.0",
+        "cron": "^4.4.0",
         "dotenv": "^16.0.2",
-        "ical-generator": "^3.6.0",
+        "ical-generator": "^10.0.0",
         "jsonpath": "^1.2.1",
         "lodash": "^4.17.21",
         "masto": "^7.10.1",
@@ -4688,9 +4688,10 @@
       }
     },
     "node_modules/@types/luxon": {
-      "version": "3.3.8",
-      "resolved": "https://registry.npmjs.org/@types/luxon/-/luxon-3.3.8.tgz",
-      "integrity": "sha512-jYvz8UMLDgy3a5SkGJne8H7VA7zPV2Lwohjx0V8V31+SqAjNmurWMkk9cQhfvlcnXWudBpK9xPM1n4rljOcHYQ=="
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/@types/luxon/-/luxon-3.7.1.tgz",
+      "integrity": "sha512-H3iskjFIAn5SlJU7OuxUmTEpebK6TKB8rxZShDslBMZJ5u9S//KM1sbdAisiSrqwLQncVjnpi2OK2J51h+4lsg==",
+      "license": "MIT"
     },
     "node_modules/@types/mysql": {
       "version": "2.15.27",
@@ -5711,12 +5712,20 @@
       "license": "MIT"
     },
     "node_modules/cron": {
-      "version": "2.4.4",
-      "resolved": "https://registry.npmjs.org/cron/-/cron-2.4.4.tgz",
-      "integrity": "sha512-MHlPImXJj3K7x7lyUHjtKEOl69CSlTOWxS89jiFgNkzXfvhVjhMz/nc7/EIfN9vgooZp8XTtXJ1FREdmbyXOiQ==",
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/cron/-/cron-4.4.0.tgz",
+      "integrity": "sha512-fkdfq+b+AHI4cKdhZlppHveI/mgz2qpiYxcm+t5E5TsxX7QrLS1VE0+7GENEk9z0EeGPcpSciGv6ez24duWhwQ==",
+      "license": "MIT",
       "dependencies": {
-        "@types/luxon": "~3.3.0",
-        "luxon": "~3.3.0"
+        "@types/luxon": "~3.7.0",
+        "luxon": "~3.7.0"
+      },
+      "engines": {
+        "node": ">=18.x"
+      },
+      "funding": {
+        "type": "ko-fi",
+        "url": "https://ko-fi.com/intcreator"
       }
     },
     "node_modules/cross-spawn": {
@@ -7204,20 +7213,17 @@
       }
     },
     "node_modules/ical-generator": {
-      "version": "3.6.1",
-      "resolved": "https://registry.npmjs.org/ical-generator/-/ical-generator-3.6.1.tgz",
-      "integrity": "sha512-tEH0OTNn00Mp61DcTxIFR+5fhsAivKk1LWAJUAbkMCI+M4yu+cZzT5X8rZf3b5PzFkMogh0zj3PsFh9bHvGGIQ==",
-      "dependencies": {
-        "uuid-random": "^1.3.2"
-      },
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/ical-generator/-/ical-generator-10.0.0.tgz",
+      "integrity": "sha512-YUQ7H4eZdLfYvx3zE/qN4AoG0qqwMZG37vLdWzysXFDn/YQEfctZ9tQuPSBncARKgv79d2smWf5Sh67k6xiZfg==",
+      "license": "MIT",
       "engines": {
-        "node": ">=12.0.0"
+        "node": "20 || 22 || >=24"
       },
       "peerDependencies": {
         "@touch4it/ical-timezones": ">=1.6.0",
         "@types/luxon": ">= 1.26.0",
         "@types/mocha": ">= 8.2.1",
-        "@types/node": ">= 15.0.0",
         "dayjs": ">= 1.10.0",
         "luxon": ">= 1.26.0",
         "moment": ">= 2.29.0",
@@ -7883,9 +7889,10 @@
       }
     },
     "node_modules/luxon": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/luxon/-/luxon-3.3.0.tgz",
-      "integrity": "sha512-An0UCfG/rSiqtAIiBPO0Y9/zAnHUZxAMiCpTd5h2smgsj7GGmcenvrvww2cqNA8/4A5ZrD1gJpHN2mIHZQF+Mg==",
+      "version": "3.7.2",
+      "resolved": "https://registry.npmjs.org/luxon/-/luxon-3.7.2.tgz",
+      "integrity": "sha512-vtEhXh/gNjI9Yg1u4jX/0YVPMvxzHuGgCm6tC5kZyb08yjGWGnqAjGJvcXbqQR2P3MyMEFnRbpcdFS6PBcLqew==",
+      "license": "MIT",
       "engines": {
         "node": ">=12"
       }
@@ -10357,11 +10364,6 @@
         "uuid": "dist/bin/uuid"
       }
     },
-    "node_modules/uuid-random": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/uuid-random/-/uuid-random-1.3.2.tgz",
-      "integrity": "sha512-UOzej0Le/UgkbWEO8flm+0y+G+ljUon1QWTEZOq1rnMAsxo2+SckbiZdKzAHHlVh6gJqI1TjC/xwgR50MuCrBQ=="
-    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
diff --git a/package.json b/package.json
index fa5a34b..07e0a95 100644
--- a/package.json
+++ b/package.json
@@ -32,9 +32,9 @@
     "@intlify/unplugin-vue-i18n": "^11.0.3",
     "@sentry/node": "^10.38.0",
     "console-stamp": "^3.0.6",
-    "cron": "^2.1.0",
+    "cron": "^4.4.0",
     "dotenv": "^16.0.2",
-    "ical-generator": "^3.6.0",
+    "ical-generator": "^10.0.0",
     "jsonpath": "^1.2.1",
     "lodash": "^4.17.21",
     "masto": "^7.10.1",