diff --git a/src/uwtools/config/jinja2.py b/src/uwtools/config/jinja2.py
index 0f4b03c1d..fadb9d3c4 100644
--- a/src/uwtools/config/jinja2.py
+++ b/src/uwtools/config/jinja2.py
@@ -133,12 +133,7 @@ def dereference(
                 _deref_debug("Removing value at", ".".join([*keys, k]))
             else:
                 kd, vd = [
-                    dereference(
-                        val=x,
-                        context=context,
-                        local={**val, **rendered},
-                        keys=[*keys, k],
-                    )
+                    dereference(val=x, context=context, local={**val, **rendered}, keys=[*keys, k])
                     for x in (k, v)
                 ]
                 rendered[kd] = vd