diff --git a/_metadata.py b/_metadata.py
index 1be4cfb..6cb1a31 100644
--- a/_metadata.py
+++ b/_metadata.py
@@ -1,2 +1,2 @@
-__extension_version__ = "0.11.0"
+__extension_version__ = "0.12.0"
 __extension_name__ = "pytket-iqm"
diff --git a/docs/changelog.rst b/docs/changelog.rst
index 2c30eb0..3a8819b 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -1,6 +1,11 @@
 Changelog
 ~~~~~~~~~
 
+0.12.0 (March 2024)
+-------------------
+
+* Updated pytket version requirement to 1.26.
+
 0.11.0 (January 2024)
 ---------------------
 
diff --git a/setup.py b/setup.py
index 90f65da..f96e276 100644
--- a/setup.py
+++ b/setup.py
@@ -42,7 +42,7 @@
     license="Apache 2",
     packages=find_namespace_packages(include=["pytket.*"]),
     include_package_data=True,
-    install_requires=["pytket ~= 1.24", "iqm-client ~= 15.2"],
+    install_requires=["pytket ~= 1.26", "iqm-client ~= 15.2"],
     classifiers=[
         "Environment :: Console",
         "Programming Language :: Python :: 3.10",