diff --git a/scripts/frank-default-large.ling.env b/scripts/frank-default-large.ling.env
index 5f3e401..b5ce67e 100644
--- a/scripts/frank-default-large.ling.env
+++ b/scripts/frank-default-large.ling.env
@@ -32,7 +32,7 @@ DEVICE=Vulkan0
 N_GPU_LAYERS=all
 FLASH_ATTN=auto
 # Batch kept small-leaning for the tight memory budget; tune with CTX_SIZE.
-BATCH_SIZE=8192
+BATCH_SIZE=3072
 UBATCH_SIZE=3072
 
 # Diagnostics: high verbosity + a dedicated log file for investigating the