diff --git a/qualtran/bloqs/arithmetic.py b/qualtran/bloqs/arithmetic.py
index d0a09b92f..ae6bf49a1 100644
--- a/qualtran/bloqs/arithmetic.py
+++ b/qualtran/bloqs/arithmetic.py
@@ -23,6 +23,7 @@
 from cirq_ft import TComplexity
 
 from qualtran import Bloq, CompositeBloq, Register, Signature
+from qualtran.bloqs.basic_gates import TGate
 from qualtran.cirq_interop import CirqQuregT, decompose_from_cirq_op
 from qualtran.simulation.classical_sim import ClassicalValT