diff --git a/tests/rebuild_pdict.py b/tests/rebuild_pdict.py
deleted file mode 100644
index fe73ba0da..000000000
--- a/tests/rebuild_pdict.py
+++ /dev/null
@@ -1,6 +0,0 @@
-def rebuild_pdict(provenance):
-    import fwdpy11
-    for i in dir(fwdpy11):
-        exec(f"from fwdpy11 import {i}")
-    params_dict = eval(provenance["parameters"]["params_dict"])
-    return params_dict