diff --git a/rfdiffusion/inference/model_runners.py b/rfdiffusion/inference/model_runners.py
index 3e6505f4..417f7463 100644
--- a/rfdiffusion/inference/model_runners.py
+++ b/rfdiffusion/inference/model_runners.py
@@ -748,7 +748,7 @@ def __init__(self, conf: DictConfig):
         else:
             # initialize BlockAdjacency sampling class
             assert all(x is None for x in (conf.contigmap.inpaint_str_helix, conf.contigmap.inpaint_str_strand, conf.contigmap.inpaint_str_loop)), "can't provide scaffold_dir if you're also specifying per-residue ss"
-            self.blockadjacency = iu.BlockAdjacency(conf.scaffoldguided, conf.inference.num_designs)
+            self.blockadjacency = iu.BlockAdjacency(conf, conf.inference.num_designs)
 
 
         #################################################