diff --git a/asimtools/asimmodules/benchmarking/distribution.py b/asimtools/asimmodules/benchmarking/distribution.py
index 34f5a1d..c02ea97 100644
--- a/asimtools/asimmodules/benchmarking/distribution.py
+++ b/asimtools/asimmodules/benchmarking/distribution.py
@@ -27,8 +27,6 @@ def distribution(
         remap_keys = {}
     unit_factors = {'meV': 1000, 'eV': 1, 'kcal/mol': 23.0621}
     unit_factor = unit_factors[unit]
-    if remap_keys is None:
-        remap_keys = {}
 
     unit_dict = {
         'energy': f'{unit}/atom',