diff --git a/composer.json b/composer.json
index 12c064a011..382d1196e6 100644
--- a/composer.json
+++ b/composer.json
@@ -130,7 +130,7 @@
 		"robrichards/xmlseclibs": "^3.1.1",
 		"simplesamlphp/simplesamlphp": "^1.19.0",
 		"simplesamlphp/twig-configurable-i18n": "~2.3.3",
-		"tinymce/tinymce": "5.9.*"
+		"tinymce/tinymce": "5.10.*"
 	},
 	"require-dev": {
 		"guzzlehttp/guzzle": "^6.5",
diff --git a/composer.lock b/composer.lock
index 53c0d0ea07..82578be540 100644
--- a/composer.lock
+++ b/composer.lock
@@ -8507,16 +8507,16 @@
         },
         {
             "name": "tinymce/tinymce",
-            "version": "5.9.2",
+            "version": "5.10.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/tinymce/tinymce-dist.git",
-                "reference": "48c665ad12ba0e4d8068ba0784026c7488aa4746"
+                "reference": "23dbb5d218707805b74c9fe4f1e2525bcd21e689"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/tinymce/tinymce-dist/zipball/48c665ad12ba0e4d8068ba0784026c7488aa4746",
-                "reference": "48c665ad12ba0e4d8068ba0784026c7488aa4746",
+                "url": "https://api.github.com/repos/tinymce/tinymce-dist/zipball/23dbb5d218707805b74c9fe4f1e2525bcd21e689",
+                "reference": "23dbb5d218707805b74c9fe4f1e2525bcd21e689",
                 "shasum": ""
             },
             "type": "component",
@@ -8557,7 +8557,7 @@
                 "tinymce",
                 "wysiwyg"
             ],
-            "time": "2021-09-08T03:45:09+00:00"
+            "time": "2021-11-03T03:57:12+00:00"
         },
         {
             "name": "twig/extensions",