diff --git a/justfile b/justfile
index d82e024..018523d 100644
--- a/justfile
+++ b/justfile
@@ -142,10 +142,13 @@ build-substrate MODES="run_tests,exit_code,sentinel":
 # (per-mode hacks>0 + finite first_step) + the per-step hk_<mode> columns. mix=0.125
 # is the locked default (omit to inherit it). Vanilla needs no v_hack; for an
 # erase/route substrate run, add --v-hack-path explicitly.
-run-substrate INTERV="none" SEED="41" STEPS="60":
+run-substrate INTERV="none" SEED="41" STEPS="60" REFRESH="5":
     {{ TRAIN }} fast --intervention={{ INTERV }} \
         --teacher-pool-dir=out/pools/substrate \
-        --seed={{ SEED }} --steps={{ STEPS }} --out-tag=_substrate3_{{ INTERV }}_s{{ SEED }}
+        --v-hack-path=out/vhack/v_hack_pairset_prog_wide.safetensors \
+        --vhack-pairs-path=out/pairsets/prog_wide.json \
+        --vhack-refresh-every={{ REFRESH }} \
+        --seed={{ SEED }} --steps={{ STEPS }} --out-tag=_sub4_{{ INTERV }}_rf{{ REFRESH }}_s{{ SEED }}
 
 # Regenerate both dynamics plots from the cell logs (default: all cells; pass a
 # narrower glob like 'logs/*_cell_*_s41.log' for the seed-41-only checkpoint).