diff --git a/scripts/migrations/peertube-4.2.ts b/scripts/migrations/peertube-4.2.ts
index 22f9ff9f0..b5e5dfebd 100644
--- a/scripts/migrations/peertube-4.2.ts
+++ b/scripts/migrations/peertube-4.2.ts
@@ -59,6 +59,7 @@ async function run () {
 
     for (const videoChannel of account.VideoChannels) {
       try {
+        await fillAvatarSizeIfNeeded(videoChannel)
         await generateSmallerAvatarIfNeeded(videoChannel)
       } catch (err) {
         console.error(`Cannot process channel avatar ${videoChannel.name}`, err)