diff --git a/package.json b/package.json
index 1830bac81..3da034c77 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "angular-sanitize": "^1.8.3",
     "angular-ui-bootstrap": "^2.5.0",
     "autosize": "^5.0.2",
-    "fullcalendar": "^3.10.5",
+    "fullcalendar": "^6.1.1",
     "hsl_rgb_converter": "kayellpeee/hsl_rgb_converter",
     "ical.js": "DeepDiver1975/ical.js#timezone-fix-and-build",
     "jquery-timepicker": "fgelinas/timepicker#883bb2cd94",
diff --git a/yarn.lock b/yarn.lock
index dc0a9af70..92f70d9ea 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -183,6 +183,42 @@
     "@babel/helper-validator-identifier" "^7.18.6"
     to-fast-properties "^2.0.0"
 
+"@fullcalendar/core@~6.1.1":
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/@fullcalendar/core/-/core-6.1.1.tgz#4638000451941d4ccc6ee8920dbea99ce15b9f68"
+  integrity sha512-im5Dbgi/d7Q8DEUFuLaInL/TG+CrRH+zePq58LrKyFFoJKkx2CP+OS29ijVBnUiGyzCWtZ9lMIzLmWDzIMnJ0A==
+  dependencies:
+    preact "^10.0.5"
+
+"@fullcalendar/daygrid@~6.1.1":
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/@fullcalendar/daygrid/-/daygrid-6.1.1.tgz#518e8fa70eec590c4df47e788101551c8e42714e"
+  integrity sha512-/yIrN3IZSdob/UvAaPqWzBqyaQf3+DdcGG7xocVpmt2MudFbTpstF+ffPdBAQWqoWoB18Q92s6fn9teva5nDwA==
+
+"@fullcalendar/interaction@~6.1.1":
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/@fullcalendar/interaction/-/interaction-6.1.1.tgz#79c2fca08790a0e9b7a265c0c5dc92861c3e82d2"
+  integrity sha512-eJjdBu/ytX4EuV1mAr6mlB9mPhn80uNpuZz0eXjklYbjFNra9VVrEyNpC7kJiqsajGqQxQekbR2mk+SUJA/rzA==
+
+"@fullcalendar/list@~6.1.1":
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/@fullcalendar/list/-/list-6.1.1.tgz#74cecbe29bbeacbbc7a0a912823af37e10c13fe5"
+  integrity sha512-JHhjIREGDYdmoPdniP6fNDypuAXwVZkouWUSD8/8CMmgHAICPuME95ttVZNTmvsE6Jbv1NY4VGoUkTpBGlfG+g==
+
+"@fullcalendar/multimonth@~6.1.1":
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/@fullcalendar/multimonth/-/multimonth-6.1.1.tgz#0ded7b29f27abdfb61cc65b5f967840454e9288b"
+  integrity sha512-Y77aZTYOc7w/JAINetIdAf2GOvVt/K3m+qDBRdvojnU71CpxGsqoqhxP4Ep/O6w4BsaNlxWp6YMD57z4q29g4g==
+  dependencies:
+    "@fullcalendar/daygrid" "~6.1.1"
+
+"@fullcalendar/timegrid@~6.1.1":
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/@fullcalendar/timegrid/-/timegrid-6.1.1.tgz#1ad24cd1fd9e8aa4374dd3dbb3e6ba680214651a"
+  integrity sha512-JWjSxjxCBxIhkLsKT1uQmRWUHqfQWjtXJIy25Ur0jPlTHSLne5CBAyW2UWPwdV0nXpUnN5QWXjjTVLpMJB6uNA==
+  dependencies:
+    "@fullcalendar/daygrid" "~6.1.1"
+
 "@gulp-sourcemaps/identity-map@^2.0.1":
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/@gulp-sourcemaps/identity-map/-/identity-map-2.0.1.tgz#a6e8b1abec8f790ec6be2b8c500e6e68037c0019"
@@ -2161,10 +2197,17 @@ fsevents@~2.1.2:
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.2.tgz#4c0a1fb34bc68e543b4b82a9ec392bfbda840805"
   integrity sha512-R4wDiBwZ0KzpgOWetKDug1FZcYhqYnUYKtfZYt4mD5SBz76q0KR4Q9o7GIPamsVPGmW3EYPPJ0dOOjvx32ldZA==
 
-fullcalendar@^3.10.5:
-  version "3.10.5"
-  resolved "https://registry.yarnpkg.com/fullcalendar/-/fullcalendar-3.10.5.tgz#57a3a64d7d744181582bb9e1be32d1846e1db53a"
-  integrity sha512-JGWpECKgza/344bbF5QT0hBJpx04DZ/7QGPlR1ZbAwrG6Yz6mWEkQd+NnZUh1sK6HCBIPnPRW2x53aJxeLGvvQ==
+fullcalendar@^6.1.1:
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/fullcalendar/-/fullcalendar-6.1.1.tgz#1c0ccd0d5c4191fef2f51c71aead9cee7e493e9f"
+  integrity sha512-xbbQ1KHC7ENAHEfm+7jtNf71XEjhB1buJldeKWDVhCOt/RopaZcC0MnE32uIQZ9Ey4iTQAkhlECn1NZb1OO9HA==
+  dependencies:
+    "@fullcalendar/core" "~6.1.1"
+    "@fullcalendar/daygrid" "~6.1.1"
+    "@fullcalendar/interaction" "~6.1.1"
+    "@fullcalendar/list" "~6.1.1"
+    "@fullcalendar/multimonth" "~6.1.1"
+    "@fullcalendar/timegrid" "~6.1.1"
 
 function-bind@^1.1.1:
   version "1.1.1"
@@ -4167,6 +4210,11 @@ postcss@^7.0.16:
     picocolors "^0.2.1"
     source-map "^0.6.1"
 
+preact@^10.0.5:
+  version "10.11.3"
+  resolved "https://registry.yarnpkg.com/preact/-/preact-10.11.3.tgz#8a7e4ba19d3992c488b0785afcc0f8aa13c78d19"
+  integrity sha512-eY93IVpod/zG3uMF22Unl8h9KkrcKIRs2EGar8hwLZZDU1lkjph303V9HZBwufh2s736U6VXuhD109LYqPoffg==
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"