diff --git a/pytket/conanfile.py b/pytket/conanfile.py
index 904a260578..61ec1b7f37 100644
--- a/pytket/conanfile.py
+++ b/pytket/conanfile.py
@@ -32,7 +32,7 @@ def package(self):
         cmake.install()
 
     def requirements(self):
-        self.requires("tket/1.2.27@tket/stable")
+        self.requires("tket/1.2.28@tket/stable")
         self.requires("tklog/0.3.3@tket/stable")
         self.requires("tkrng/0.3.3@tket/stable")
         self.requires("tkassert/0.3.3@tket/stable")
diff --git a/tket/conanfile.py b/tket/conanfile.py
index 03c1c612a5..b7d40a7b05 100644
--- a/tket/conanfile.py
+++ b/tket/conanfile.py
@@ -23,7 +23,7 @@
 
 class TketConan(ConanFile):
     name = "tket"
-    version = "1.2.27"
+    version = "1.2.28"
     package_type = "library"
     license = "Apache 2"
     homepage = "https://github.com/CQCL/tket"