diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c174c94a9..156182fa8 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "hugr-py": "0.15.5"
+    "hugr-py": "0.15.6"
 }
\ No newline at end of file
diff --git a/hugr-py/CHANGELOG.md b/hugr-py/CHANGELOG.md
index a0f5ba8b4..80ba24667 100644
--- a/hugr-py/CHANGELOG.md
+++ b/hugr-py/CHANGELOG.md
@@ -1,5 +1,20 @@
 # Changelog
 
+## [0.15.6](https://github.com/Quantinuum/hugr/compare/hugr-py-v0.15.5...hugr-py-v0.15.6) (2026-03-23)
+
+
+### Features
+
+* **hugr-py:** Allow linking packages and modules from Python ([#2947](https://github.com/Quantinuum/hugr/issues/2947)) ([329c243](https://github.com/Quantinuum/hugr/commit/329c243fffff0d6c4437664a012361619a0a425e))
+* make `_composable_pass` and `_scope` public modules  ([#2962](https://github.com/Quantinuum/hugr/issues/2962)) ([1d6af9a](https://github.com/Quantinuum/hugr/commit/1d6af9a331b1dc68eddd3a0d5283e7b9dab6aa1c)), closes [#2961](https://github.com/Quantinuum/hugr/issues/2961)
+
+
+### Bug Fixes
+
+* allow both _composable_pass and composable_pass imports ([#2965](https://github.com/Quantinuum/hugr/issues/2965)) ([0a5664d](https://github.com/Quantinuum/hugr/commit/0a5664d2374d1bd18aedb4e7619d26d2f564b412))
+* Always do extension resolution when loading packages and hugrs ([#2953](https://github.com/Quantinuum/hugr/issues/2953)) ([0086d2a](https://github.com/Quantinuum/hugr/commit/0086d2a9483283216858ca5f4e86691541d3530a))
+* Correct pyo3 module definitions and add missing exception class export ([#2964](https://github.com/Quantinuum/hugr/issues/2964)) ([3df73f4](https://github.com/Quantinuum/hugr/commit/3df73f4d3d0520fcbf278b4072a15e3b24c6edab))
+
 ## [0.15.5](https://github.com/Quantinuum/hugr/compare/hugr-py-v0.15.4...hugr-py-v0.15.5) (2026-03-16)
 
 
diff --git a/hugr-py/pyproject.toml b/hugr-py/pyproject.toml
index bbc4decdc..f21459dfa 100644
--- a/hugr-py/pyproject.toml
+++ b/hugr-py/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "hugr"
-version = "0.15.5"
+version = "0.15.6"
 requires-python = ">=3.10"
 description = "Quantinuum's common representation for quantum programs"
 license = { file = "LICENCE" }
diff --git a/hugr-py/src/hugr/__init__.py b/hugr-py/src/hugr/__init__.py
index 039bae71b..91ebed34a 100644
--- a/hugr-py/src/hugr/__init__.py
+++ b/hugr-py/src/hugr/__init__.py
@@ -18,4 +18,4 @@
 
 # This is updated by our release-please workflow, triggered by this
 # annotation: x-release-please-version
-__version__ = "0.15.5"
+__version__ = "0.15.6"