diff --git a/package.json b/package.json
index 56487ea84..efe2786e7 100644
--- a/package.json
+++ b/package.json
@@ -41,8 +41,8 @@
         "js-cookie": "^3.0.5",
         "select2": "git+https://github.com/ivaynberg/select2.git#3.5.4",
         "sortablejs": "^1.15.6",
-        "tinymce": "7.9.1",
-        "tinymce-i18n": "25.7.25",
+        "tinymce": "8.3.1",
+        "tinymce-i18n": "25.11.17",
         "underscore": "^1.13.7"
     },
     "devDependencies": {
diff --git a/src/pat/tinymce/tinymce--implementation.js b/src/pat/tinymce/tinymce--implementation.js
index 4bd087df5..00255f5ba 100644
--- a/src/pat/tinymce/tinymce--implementation.js
+++ b/src/pat/tinymce/tinymce--implementation.js
@@ -157,8 +157,11 @@ export default class TinyMCE {
         tinyOptions.skin = false;
         // do not show the "upgrade" button for plugins
         tinyOptions.promotion = false;
-        // TinyMCE 7 needs "license_key": "gpl" explicitly
-        tinyOptions.license_key = "gpl";
+
+        if (!tinyOptions?.license_key) {
+            // set default license key to "gpl" if not set
+            tinyOptions.license_key = "gpl";
+        }
 
         tinyOptions.init_instance_callback = (editor) => {
             if (this.tiny === undefined || this.tiny === null) {
diff --git a/yarn.lock b/yarn.lock
index d1923ff01..1543f6688 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8955,15 +8955,15 @@ tinyglobby@0.2.15, tinyglobby@^0.2.14:
     fdir "^6.5.0"
     picomatch "^4.0.3"
 
-tinymce-i18n@25.7.25:
-  version "25.7.25"
-  resolved "https://registry.yarnpkg.com/tinymce-i18n/-/tinymce-i18n-25.7.25.tgz#ee6c29b9380a361f405f58f9598da61e691f4f21"
-  integrity sha512-1aa39Z5CE5mEsuLJ1+LQ94l5jo/FM+7r9ndGuwRnMnR3rNcNecF5y/Yeb2NYacAQdAnTzzs61QOC7O7bsPJ9Eg==
-
-tinymce@7.9.1:
-  version "7.9.1"
-  resolved "https://registry.yarnpkg.com/tinymce/-/tinymce-7.9.1.tgz#1b18bad9cb7a3b4b12e3e5a7f29fc7daad0713d7"
-  integrity sha512-zaOHwmiP1EqTeLRXAvVriDb00JYnfEjWGPdKEuac7MiZJ5aiDMZ4Unc98Gmajn+PBljOmO1GKV6G0KwWn3+k8A==
+tinymce-i18n@25.11.17:
+  version "25.11.17"
+  resolved "https://registry.yarnpkg.com/tinymce-i18n/-/tinymce-i18n-25.11.17.tgz#4af30adf61e3cff6bed6f847d47aae0bbd10251c"
+  integrity sha512-Fi5hGRDL9o42VsdahgNgHRHO/4ClAAqIew45QMu8sa5LQT2wTaVPf/tAXnVDHxR7c6NWZQmZp/E18LosxLq42A==
+
+tinymce@8.3.1:
+  version "8.3.1"
+  resolved "https://registry.yarnpkg.com/tinymce/-/tinymce-8.3.1.tgz#04d53f0b18e6ff69afe2bd748b86e495c61d260e"
+  integrity sha512-mdQdTAA90aEIyhEteIwy+QQ6UnxPCd3qQ5MlGvvByOvnjyOSdBzBcmnXeqWuhGz3fIs3XBJjIw7JyIMiHjebqw==
 
 tippy.js@^6.3.7:
   version "6.3.7"