diff --git a/libsquoosh/src/codecs.js b/libsquoosh/src/codecs.js
index 4224c13d..61b90d7e 100644
--- a/libsquoosh/src/codecs.js
+++ b/libsquoosh/src/codecs.js
@@ -303,6 +303,7 @@ export const codecs = {
       epf: -1,
       nearLossless: 0,
       lossyPalette: false,
+      decodingSpeedTier: 0,
     },
     autoOptimize: {
       option: 'quality',