diff --git a/scripts/frank-default-large.env b/scripts/frank-default-large.env
index 175e400..6785c01 100644
--- a/scripts/frank-default-large.env
+++ b/scripts/frank-default-large.env
@@ -49,7 +49,7 @@ LISTEN_PORT=52625
 CTX_SIZE=262144
 PARALLEL=1
 BATCH_SIZE=8192
-UBATCH_SIZE=4096
+UBATCH_SIZE=8192
 CACHE_TYPE_K=f16
 CACHE_TYPE_V=f16
 CTX_CHECKPOINTS=16