diff --git a/compiler/characterizer/lib.py b/compiler/characterizer/lib.py
index 6d6c6ce5..d429bcd5 100644
--- a/compiler/characterizer/lib.py
+++ b/compiler/characterizer/lib.py
@@ -45,7 +45,7 @@ class lib:
         """ Determine the load/slews if they aren't specified in the config file. """
         # These are the parameters to determine the table sizes
         #self.load_scales = np.array([0.1, 0.25, 0.5, 1, 2, 4, 8])
-        self.load_scales = np.array([0.25, 1, 8])
+        self.load_scales = np.array([0.25, 1, 4])
         #self.load_scales = np.array([0.25, 1])
         self.load = tech.spice["dff_in_cap"]
         self.loads = self.load_scales*self.load