diff --git a/mqt/bench/utils/tket_helper.py b/mqt/bench/utils/tket_helper.py
index 621b7e126..84ba1b6fb 100644
--- a/mqt/bench/utils/tket_helper.py
+++ b/mqt/bench/utils/tket_helper.py
@@ -116,7 +116,6 @@ def get_indep_level(
             print("TKET Exception Indep: ", e)
             return False
 
-        FullPeepholeOptimise(target_2qb_gate=OpType.TK2).apply(qc_tket)
         if return_qc:
             return qc_tket
         else:
diff --git a/pyproject.toml b/pyproject.toml
index 81edb9458..1975b4be0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ requires-python = ">=3.8"
 dynamic = ["version"]
 
 dependencies = [
-    "qiskit[all]~=0.39.2",
+    "qiskit[all]>=0.39.2,<0.40.0",
     "pytket>=1.9,<1.11",
     "pytket-qiskit",
     "pandas>=1.0.0",