diff --git a/src/public/app/services/library_loader.ts b/src/public/app/services/library_loader.ts
index 0cb836f39..063757a59 100644
--- a/src/public/app/services/library_loader.ts
+++ b/src/public/app/services/library_loader.ts
@@ -32,7 +32,7 @@ const CODE_MIRROR: Library = {
 
         const mimeTypes = mimeTypesService.getMimeTypes();
         for (const mimeType of mimeTypes) {
-            if (mimeType.codeMirrorSource) {
+            if (mimeType.enabled && mimeType.codeMirrorSource) {
                 scriptsToLoad.push(mimeType.codeMirrorSource);
             }
         }
diff --git a/src/public/app/services/mime_types.ts b/src/public/app/services/mime_types.ts
index 26bf129ff..8becf7c5e 100644
--- a/src/public/app/services/mime_types.ts
+++ b/src/public/app/services/mime_types.ts
@@ -2,6 +2,9 @@ import { MIME_TYPE_AUTO, MIME_TYPES_DICT, normalizeMimeTypeForCKEditor, type Mim
 import options from "./options.js";
 
 interface MimeType extends MimeTypeDefinition {
+    /**
+     * True if this mime type was enabled by the user in the "Available MIME types in the dropdown" option in the Code Notes settings.
+     */
     enabled: boolean;
 }