diff --git a/CodeEntropy/UnitsAndConversions.py b/CodeEntropy/UnitsAndConversions.py
index 80a690f..c24a1cf 100644
--- a/CodeEntropy/UnitsAndConversions.py
+++ b/CodeEntropy/UnitsAndConversions.py
@@ -7,10 +7,6 @@
 PLANCK_CONST = 6.62607004081818e-34  # J s
 C_LIGHT = 29979245800  # cm/s
 
-# MACHINE DATA
-LITTLE_ENN = "<"
-BIG_ENN = ">"
-
 # LENGTH
 NM2ANG = 1e1
 M2ANG = 1e10