diff --git a/setup.py b/setup.py
index faaf185fa..e593ee429 100644
--- a/setup.py
+++ b/setup.py
@@ -44,7 +44,7 @@
         "staticfg",
         "networkx",
         "uinspect",
-        # "circt==1.66.0",
+        "circt==1.66.0",
     ],
     python_requires='>=3.6',
     long_description=long_description,