diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5c2f83f..4bea320 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,8 @@ Given a version number MAJOR.MINOR.PATCH, increment:
 ## [Unreleased]
 ### Added
 - metadata parameter to IssuingPurchase resource
+### Changed
+- update core version
 
 ## [0.8.0] - 2023-05-11
 ### Added
diff --git a/requirements.txt b/requirements.txt
index 6f0bbe2..fbe00ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-starkcore==0.1.0
+starkcore==0.1.1
\ No newline at end of file