diff --git a/setup.py b/setup.py
index 67994169..eebc0a6a 100644
--- a/setup.py
+++ b/setup.py
@@ -44,7 +44,7 @@
     packages=find_namespace_packages(include=["pytket.*"]),
     include_package_data=True,
     install_requires=[
-        "pytket ~= 1.26",
+        "pytket ~= 1.27",
         "qiskit ~= 1.0",
         "qiskit-algorithms ~= 0.3.0",
         "qiskit-ibm-runtime ~= 0.23.0",