diff --git a/clifford_rz.py b/clifford_rz.py
index bc82304..a1f9723 100644
--- a/clifford_rz.py
+++ b/clifford_rz.py
@@ -4,7 +4,7 @@
 import sys
 import time
 
-from pyqrack import QrackSimulator
+from pyqrack import Pauli, QrackSimulator
 
 
 def rand_1qb(sim, q):