diff --git a/setup.py b/setup.py
index f75c7c14..aee2952a 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 from setuptools import setup, find_packages
 from pybind11.setup_helpers import Pybind11Extension, build_ext
 
-__version__ = "0.2.2"
+__version__ = "0.2.3"
 
 #################################################################################
 # parse_reqs, long_desc from https://github.com/siliconcompiler/siliconcompiler #
diff --git a/switchboard/sbdut.py b/switchboard/sbdut.py
index fa6aaabf..a1b272cc 100644
--- a/switchboard/sbdut.py
+++ b/switchboard/sbdut.py
@@ -252,10 +252,10 @@ def __init__(
 
             if trace:
                 self.set('option', 'trace', True)
-                self.set('option', 'define', 'SB_TRACE')
+                self.add('option', 'define', 'SB_TRACE')
 
             if self.trace_type == 'fst':
-                self.set('option', 'define', 'SB_TRACE_FST')
+                self.add('option', 'define', 'SB_TRACE_FST')
 
             if tool == 'icarus':
                 self._configure_icarus()