diff --git a/signac/project.py b/signac/project.py
index fbb5ba705..35df9bc82 100644
--- a/signac/project.py
+++ b/signac/project.py
@@ -2039,7 +2039,7 @@ def _export_sp_and_doc(job):
                 tuple with prefixed state point or document key and values.
 
             """
-            for key, value in _flatten(job.statepoint).items():
+            for key, value in _flatten(job.cached_statepoint).items():
                 prefixed_key = sp_prefix + key
                 if usecols(prefixed_key):
                     yield prefixed_key, value