diff --git a/ai-review/action.yml b/ai-review/action.yml
index 0ec336b..9c1a155 100644
--- a/ai-review/action.yml
+++ b/ai-review/action.yml
@@ -516,7 +516,7 @@ runs:
         OSH_MODE="${OSH_MODE:-collapse}"
 
         if [ "${OSH_MODE}" = "fanout" ]; then
-          MODEL="${OPUS}"
+          MODEL="${SONNET}"
           FALLBACK="${OPUS_FALLBACK}"
         else
           MODEL="${SONNET}"