diff --git a/packages/rocketchat-file-upload/server/lib/FileUpload.js b/packages/rocketchat-file-upload/server/lib/FileUpload.js
index 88fa990759e..4c4f3f0e318 100644
--- a/packages/rocketchat-file-upload/server/lib/FileUpload.js
+++ b/packages/rocketchat-file-upload/server/lib/FileUpload.js
@@ -128,8 +128,7 @@ Object.assign(FileUpload, {
 		const image = FileUpload.getStore('Uploads')._store.getReadStream(file._id, file);
 
 		const transformer = sharp()
-			.resize(32, 32)
-			.max()
+			.resize({ width: 32, height: 32, fit: 'inside' })
 			.jpeg()
 			.blur();
 		const result = transformer.toBuffer().then((out) => out.toString('base64'));