diff --git a/package.json b/package.json
index 8a7457e9f1..6bbc959c6b 100644
--- a/package.json
+++ b/package.json
@@ -43,12 +43,12 @@
     "@formatjs/intl-numberformat": "8.10.3",
     "@formatjs/intl-pluralrules": "5.2.14",
     "@formatjs/intl-relativetimeformat": "11.2.14",
-    "@fullcalendar/core": "6.1.11",
-    "@fullcalendar/daygrid": "6.1.11",
-    "@fullcalendar/interaction": "6.1.11",
-    "@fullcalendar/list": "6.1.11",
-    "@fullcalendar/luxon3": "6.1.11",
-    "@fullcalendar/timegrid": "6.1.11",
+    "@fullcalendar/core": "6.1.15",
+    "@fullcalendar/daygrid": "6.1.15",
+    "@fullcalendar/interaction": "6.1.15",
+    "@fullcalendar/list": "6.1.15",
+    "@fullcalendar/luxon3": "6.1.15",
+    "@fullcalendar/timegrid": "6.1.15",
     "@lezer/highlight": "1.2.0",
     "@lit-labs/context": "0.4.1",
     "@lit-labs/motion": "1.0.7",
@@ -253,7 +253,7 @@
     "lit": "2.8.0",
     "clean-css": "5.3.3",
     "@lit/reactive-element": "1.6.3",
-    "@fullcalendar/daygrid": "6.1.11",
+    "@fullcalendar/daygrid": "6.1.15",
     "sortablejs@1.15.2": "patch:sortablejs@npm%3A1.15.2#~/.yarn/patches/sortablejs-npm-1.15.2-73347ae85a.patch",
     "leaflet-draw@1.0.4": "patch:leaflet-draw@npm%3A1.0.4#./.yarn/patches/leaflet-draw-npm-1.0.4-0ca0ebcf65.patch"
   },
diff --git a/yarn.lock b/yarn.lock
index 136ad75283..18ffe57d7c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1762,60 +1762,60 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@fullcalendar/core@npm:6.1.11":
-  version: 6.1.11
-  resolution: "@fullcalendar/core@npm:6.1.11"
+"@fullcalendar/core@npm:6.1.15":
+  version: 6.1.15
+  resolution: "@fullcalendar/core@npm:6.1.15"
   dependencies:
     preact: "npm:~10.12.1"
-  checksum: 10/7624841879d34fdf769c7610e95cef820ea52eb45c74d51be426bb2acc05cb57806785fc1b1a1282b156470c1f04c976314327fbff63e1b115b7108649aeb1c8
+  checksum: 10/abb08942b5b281a7b7e4a0c6924cc3e7d0470fde3fc15b74fea2e420880aa062bf1ddd64ba55e10c93a2f576815facaaaa81d968f997045a3cc7fd7116f092a0
   languageName: node
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-"@fullcalendar/daygrid@npm:6.1.11":
-  version: 6.1.11
-  resolution: "@fullcalendar/daygrid@npm:6.1.11"
+"@fullcalendar/daygrid@npm:6.1.15":
+  version: 6.1.15
+  resolution: "@fullcalendar/daygrid@npm:6.1.15"
   peerDependencies:
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+    "@fullcalendar/core": ~6.1.15
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   languageName: node
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-"@fullcalendar/interaction@npm:6.1.11":
-  version: 6.1.11
-  resolution: "@fullcalendar/interaction@npm:6.1.11"
+"@fullcalendar/interaction@npm:6.1.15":
+  version: 6.1.15
+  resolution: "@fullcalendar/interaction@npm:6.1.15"
   peerDependencies:
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-  checksum: 10/6d669d59f20615b71d42d0d053af39d512e824381d575554e016c9221f3f98e17b7770341711322f8455a9c4729450479e2cf4bf026ff123540bf671c6f59f33
+    "@fullcalendar/core": ~6.1.15
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-"@fullcalendar/list@npm:6.1.11":
-  version: 6.1.11
-  resolution: "@fullcalendar/list@npm:6.1.11"
+"@fullcalendar/list@npm:6.1.15":
+  version: 6.1.15
+  resolution: "@fullcalendar/list@npm:6.1.15"
   peerDependencies:
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-  checksum: 10/13bb92c7ca4c7808ec57c1ada55a724ff7e8928bb118e1d9bbaf20fab8c6fb2486101e37b9422dc88ef50342354d35c436bbfa161b5ff09379a11c317f26c725
+    "@fullcalendar/core": ~6.1.15
+  checksum: 10/acc65a35c0737f09edfae58e4503ebec9812e238dd1dfeb9cc4fee5c4c976e247464904622ae6dd049c06ee46ca0ee75f06e5903a8375a6495a9d832d25b566c
   languageName: node
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-"@fullcalendar/luxon3@npm:6.1.11":
-  version: 6.1.11
-  resolution: "@fullcalendar/luxon3@npm:6.1.11"
+"@fullcalendar/luxon3@npm:6.1.15":
+  version: 6.1.15
+  resolution: "@fullcalendar/luxon3@npm:6.1.15"
   peerDependencies:
-    "@fullcalendar/core": ~6.1.11
+    "@fullcalendar/core": ~6.1.15
     luxon: ^3.0.0
-  checksum: 10/fc302aad0d1b080aac800956921358f10682d8b62d49ff78db85fbc6ea15c8799729679d164d70ac71cee77e0744da55cdfc9b295dcb35e0d6bf673649fd805d
+  checksum: 10/c3174389f94f013425ee466e540b300888fa4db8d5d4978534e92503dd6aad11a005ece709cc37fae699aef42974f2c149aa3283d816c57fb25f1c1684950bc5
   languageName: node
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-"@fullcalendar/timegrid@npm:6.1.11":
-  version: 6.1.11
-  resolution: "@fullcalendar/timegrid@npm:6.1.11"
+"@fullcalendar/timegrid@npm:6.1.15":
+  version: 6.1.15
+  resolution: "@fullcalendar/timegrid@npm:6.1.15"
   dependencies:
-    "@fullcalendar/daygrid": "npm:~6.1.11"
+    "@fullcalendar/daygrid": "npm:~6.1.15"
   peerDependencies:
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-  checksum: 10/b2794502a0aa35c33405e35b05d367abab983d15af568a285123a673414bf545c298f7227b661290f99a2ef37e90013513cab3e9d4d0c15840212cd3b429c99d
+    "@fullcalendar/core": ~6.1.15
+  checksum: 10/28d7b829f31b9593933b4688878b1ac745406bab3c5970ad3bf0800b2689cff9296f27e1ae6a1c5729da336b30d2a47345186d9482aeb967e8157708d2609004
   languageName: node
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@@ -8928,12 +8928,12 @@ __metadata:
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     "@formatjs/intl-pluralrules": "npm:5.2.14"
     "@formatjs/intl-relativetimeformat": "npm:11.2.14"
-    "@fullcalendar/core": "npm:6.1.11"
-    "@fullcalendar/daygrid": "npm:6.1.11"
-    "@fullcalendar/interaction": "npm:6.1.11"
-    "@fullcalendar/list": "npm:6.1.11"
-    "@fullcalendar/luxon3": "npm:6.1.11"
-    "@fullcalendar/timegrid": "npm:6.1.11"
+    "@fullcalendar/core": "npm:6.1.15"
+    "@fullcalendar/daygrid": "npm:6.1.15"
+    "@fullcalendar/interaction": "npm:6.1.15"
+    "@fullcalendar/list": "npm:6.1.15"
+    "@fullcalendar/luxon3": "npm:6.1.15"
+    "@fullcalendar/timegrid": "npm:6.1.15"
     "@koa/cors": "npm:5.0.0"
     "@lezer/highlight": "npm:1.2.0"
     "@lit-labs/context": "npm:0.4.1"