diff --git a/CHANGELOG.md b/CHANGELOG.md
index e1a8861..9a6f54e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 0.13.1 (2026-09-29)
+
+### Bug Fixes
+
+- **hoosage:** count full Copilot CLI session cost (#46) (73dd1b1)
+
 ## 0.13.0 (2026-09-28)
 
 ### Features
diff --git a/package-lock.json b/package-lock.json
index 4ded9c5..45cb963 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "hoosage",
-  "version": "0.13.0",
+  "version": "0.13.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "hoosage",
-      "version": "0.13.0",
+      "version": "0.13.1",
       "license": "MIT",
       "dependencies": {
         "protobufjs": "^8.8.0"
diff --git a/package.json b/package.json
index 7286dd8..e745aac 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "hoosage",
   "displayName": "hoosage — Copilot usage, by project",
   "description": "Copilot costs, tokens and model calls by project.",
-  "version": "0.13.0",
+  "version": "0.13.1",
   "publisher": "openhoo",
   "license": "MIT",
   "engines": {