diff --git a/lib/config/index.js b/lib/config/index.js
index 09a14f0d..b4de9ca6 100644
--- a/lib/config/index.js
+++ b/lib/config/index.js
@@ -193,7 +193,8 @@ switch (config.imageUploadType) {
       'image/jpeg',
       'image/png',
       'image/gif',
-      'image/svg+xml'
+      'image/svg+xml',
+      'image/webp'
     ]
 }
 
diff --git a/public/docs/release-notes.md b/public/docs/release-notes.md
index 6daa3ad9..972f47c4 100644
--- a/public/docs/release-notes.md
+++ b/public/docs/release-notes.md
@@ -5,6 +5,7 @@
 ### Enhancements
 
 - Added external link whitelist setting (`externalLinkWhitelist` in config.json or `CMD_EXTERNAL_LINK_WHITELIST`) to skip warning page for certain domains
+- Enabled `.webp` for file uploads (for all backends but `imgur`, since it does not support it)
 
 ## <i class="fa fa-tag"></i> 1.11.0 <i class="fa fa-calendar-o"></i> 2026-06-18