diff --git a/CHANGELOG.md b/CHANGELOG.md
index deca176..35ea8f8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.13
+
+- Add py.typed marker
+
 ## 0.1.12
 
 - Update drop_before_all to support fhir-schema and old approach #68
diff --git a/aidbox_python_sdk/__init__.py b/aidbox_python_sdk/__init__.py
index 3cf56ea..e24a646 100644
--- a/aidbox_python_sdk/__init__.py
+++ b/aidbox_python_sdk/__init__.py
@@ -1,5 +1,5 @@
 __title__ = "aidbox-python-sdk"
-__version__ = "0.1.12"
+__version__ = "0.1.13"
 __author__ = "beda.software"
 __license__ = "None"
 __copyright__ = "Copyright 2024 beda.software"