diff --git a/CHANGELOG.md b/CHANGELOG.md
index f4eb4f5e9..28d36aaa4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 Order should be `CHANGE`, `FEATURE`, `ENHANCEMENT`, and `BUGFIX`
 
+## v0.15.3
+* [CHANGE] Upgrade cortex to v1.15.3
+
 ## v0.14.1
 * [CHANGE] Upgrade cortex to v1.14.1
 * [CHANGE] Remove chunktool and rules-migrator. Dependent on deprecated chunks storage.
diff --git a/changelogs/v0.14.1.md b/changelogs/v0.14.1.md
index 880153229..c5fcccc28 100644
--- a/changelogs/v0.14.1.md
+++ b/changelogs/v0.14.1.md
@@ -4,7 +4,7 @@
 
 * [CHANGE] Upgrade cortex to v1.14.1
 * [CHANGE] Remove chunktool and rules-migrator. Dependent on deprecated chunks storage.
-* [CHANGE] Remove cortex-overrides. This function mas been merged to cortex binary.
+* [CHANGE] Remove overrides exporter. This function mas been merged to cortex binary.
 
 
 ## Installation
diff --git a/changelogs/v0.15.3.md b/changelogs/v0.15.3.md
new file mode 100644
index 000000000..595e63137
--- /dev/null
+++ b/changelogs/v0.15.3.md
@@ -0,0 +1,33 @@
+# v0.15.3 Release
+
+## Changes
+
+* [CHANGE] Upgrade cortex to v1.15.3
+
+## Installation
+
+## cortextool
+
+```console
+# download the binary (adapt os and arch as needed)
+$ curl -fSL -o "cortextool" "https://github.com/cortexproject/cortex-tools/releases/download/v0.15.3/cortextool_0.15.3_linux_x86_64"
+
+# make it executable
+$ chmod a+x "cortextool"
+
+# have fun :)
+$ ./cortextool --help
+```
+
+## benchtool
+
+```console
+# download the binary (adapt os and arch as needed)
+$ curl -fSL -o "benchtool" "https://github.com/cortexproject/cortex-tools/releases/download/v0.15.3/benchtool_0.15.3_linux_x86_64"
+
+# make it executable
+$ chmod a+x "benchtool"
+
+# have fun :)
+$ ./benchtool --help
+```