diff --git a/columbus/env.py b/columbus/env.py
index ea4bfc8..edb70e2 100644
--- a/columbus/env.py
+++ b/columbus/env.py
@@ -564,9 +564,9 @@ class ColumbusConfigDefined(ColumbusEnv):
                     else:
                         v = v_raw
                     if k.endswith('_rand'):
-                        print('_rand!')
+                        v = self.conv_unit(
+                            v_raw, target='px', axis='y' if k == 'height_rand' else 'x')
                         if isinstance(v, int):
-                            print('int!')
                             n = k.replace('_rand', '')
                             cur = getattr(
                                 entity, n)