diff --git a/.changes/0.15.0.md b/.changes/0.15.0.md
new file mode 100644
index 0000000..68df728
--- /dev/null
+++ b/.changes/0.15.0.md
@@ -0,0 +1,6 @@
+## 0.15.0 (February 23, 2024)
+
+ENHANCEMENTS:
+
+* all: Upgrade protocol versions to support modified `CallFunction` RPC which returns a FunctionError rather than Diagnostics ([#226](https://github.com/hashicorp/terraform-plugin-mux/issues/226))
+
diff --git a/.changes/unreleased/ENHANCEMENTS-20240223-094729.yaml b/.changes/unreleased/ENHANCEMENTS-20240223-094729.yaml
deleted file mode 100644
index 2fcc6f5..0000000
--- a/.changes/unreleased/ENHANCEMENTS-20240223-094729.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: ENHANCEMENTS
-body: 'all: Upgrade protocol versions to support modified `CallFunction` RPC which
-  returns a FunctionError rather than Diagnostics'
-time: 2024-02-23T09:47:29.580412Z
-custom:
-  Issue: "226"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3fdc2ac..b1886bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 0.15.0 (February 23, 2024)
+
+ENHANCEMENTS:
+
+* all: Upgrade protocol versions to support modified `CallFunction` RPC which returns a FunctionError rather than Diagnostics ([#226](https://github.com/hashicorp/terraform-plugin-mux/issues/226))
+
 ## 0.14.0 (January 29, 2024)
 
 FEATURES: