diff --git a/package-lock.json b/package-lock.json
index 380d6837..0d7a6617 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "@types/node": "^25.0.3",
         "@types/react": "^19.0.0",
         "@types/react-dom": "^19.0.0",
-        "add-to-calendar-button-react": "^2.8.1",
+        "add-to-calendar-button-react": "^2.13.5",
         "axios": "^1.13.2",
         "bootstrap": "^5.3.6",
         "clsx": "^2.1.1",
@@ -5929,12 +5929,12 @@
       }
     },
     "node_modules/add-to-calendar-button": {
-      "version": "2.8.6",
-      "resolved": "https://registry.npmjs.org/add-to-calendar-button/-/add-to-calendar-button-2.8.6.tgz",
-      "integrity": "sha512-z/3JLxB5MiV8aSAxEDqg/C3pJ79VNvCncb3PhCCAgA7BSjF7ox6ZEaPz0ZsL2oXMpJIME3qHmba/LO3H2zzQFg==",
+      "version": "2.13.5",
+      "resolved": "https://registry.npmjs.org/add-to-calendar-button/-/add-to-calendar-button-2.13.5.tgz",
+      "integrity": "sha512-ZWq+t91ZbFLAkTYyoqcO+mmsD6x9kkqR+LIjzKvn8yNF07B+JVSTD3fVj1+FkVzcqnBzrRpKGD0YxGbjWaq1xQ==",
       "license": "ELv2",
       "dependencies": {
-        "timezones-ical-library": "^1.9.1"
+        "timezones-ical-library": "^1.10.0"
       },
       "engines": {
         "node": ">=18.17.0",
@@ -5942,12 +5942,12 @@
       }
     },
     "node_modules/add-to-calendar-button-react": {
-      "version": "2.8.5",
-      "resolved": "https://registry.npmjs.org/add-to-calendar-button-react/-/add-to-calendar-button-react-2.8.5.tgz",
-      "integrity": "sha512-twTEo632KHBHEFFWaMp/WhrW/XY56UIqrx3+poSCr9tFhSH72CUVbcHK4sBOKTYuJH2MtQpGrPLUll6szucADg==",
+      "version": "2.13.5",
+      "resolved": "https://registry.npmjs.org/add-to-calendar-button-react/-/add-to-calendar-button-react-2.13.5.tgz",
+      "integrity": "sha512-Cj/2SyVaC+14LH8hcCHnoaKEWuxwA+Sot21SeAOnHcyeMyL8VNoxLT38jNSpcWIG65aisLNhy/2NmXBSDkCTkg==",
       "license": "ELv2",
       "dependencies": {
-        "add-to-calendar-button": "^2.8.5"
+        "add-to-calendar-button": "^2.13.5"
       },
       "engines": {
         "node": ">=18.17.0",
@@ -13500,9 +13500,9 @@
       }
     },
     "node_modules/timezones-ical-library": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/timezones-ical-library/-/timezones-ical-library-1.9.1.tgz",
-      "integrity": "sha512-OBC7oPoQi6JZn6u/2xQcFTMbe1BLjPrv+QUh5jHfYmg0QTR5HnuhwsBqHfvScNTHqTrDxqlXofXzSm2hFDC1Ow==",
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/timezones-ical-library/-/timezones-ical-library-1.10.0.tgz",
+      "integrity": "sha512-aSwylC0FyyxMqMjkuaYz56HBhhooYabGT74CbTuY1uOeIcBXSQTXf+u/mTR0MWJFPQDe21REjex+4wt0OdFDpA==",
       "license": "Apache-2.0",
       "engines": {
         "node": ">=18.17.0",
diff --git a/package.json b/package.json
index 47446674..abb24f97 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "@types/node": "^25.0.3",
     "@types/react": "^19.0.0",
     "@types/react-dom": "^19.0.0",
-    "add-to-calendar-button-react": "^2.8.1",
+    "add-to-calendar-button-react": "^2.13.5",
     "axios": "^1.13.2",
     "bootstrap": "^5.3.6",
     "clsx": "^2.1.1",