diff --git a/.mergify.yml b/.mergify.yml
index 450797e5c810..23eb45476a4b 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -16,6 +16,14 @@ pull_request_rules:
         commit_message_template: |
           {{ title }} (#{{ number }})
           {{ body }}
+  - name: backport patches to v0.50.x branch
+    conditions:
+      - base=main
+      - label=backport/v0.50.x
+    actions:
+      backport:
+        branches:
+          - release/v0.50.x
   - name: backport patches to v0.47.x branch
     conditions:
       - base=main
@@ -40,11 +48,3 @@ pull_request_rules:
       backport:
         branches:
           - release/v0.45.x
-  - name: backport patches to v0.44.x branch
-    conditions:
-      - base=main
-      - label=backport/0.44.x
-    actions:
-      backport:
-        branches:
-          - release/v0.44.x
diff --git a/collections/CHANGELOG.md b/collections/CHANGELOG.md
index 1fa3b8ca67df..101b5146f396 100644
--- a/collections/CHANGELOG.md
+++ b/collections/CHANGELOG.md
@@ -31,9 +31,11 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+## [v0.2.0](https://github.com/cosmos/cosmos-sdk/releases/tag/collections%2Fv0.2.0)
+
 ### Features
 
-* [#16074](https://github.com/cosmos/cosmos-sdk/pull/16074) – makes the generic Collection interface public, still highly unstable.
+* [#16074](https://github.com/cosmos/cosmos-sdk/pull/16074) – Makes the generic Collection interface public, still highly unstable.
 
 ### API Breaking
 
@@ -41,4 +43,4 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [v0.1.0](https://github.com/cosmos/cosmos-sdk/releases/tag/collections%2Fv0.1.0)
 
-Collections `v0.1.0` is released! Check out the [docs](https://docs.cosmos.network/main/packages/collections) to know how to use the APIs. 
\ No newline at end of file
+Collections `v0.1.0` is released! Check out the [docs](https://docs.cosmos.network/main/packages/collections) to know how to use the APIs.
diff --git a/core/CHANGELOG.md b/core/CHANGELOG.md
index b08fdc4650f3..ac6434ff22de 100644
--- a/core/CHANGELOG.md
+++ b/core/CHANGELOG.md
@@ -36,6 +36,11 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+## [v0.8.0](https://github.com/cosmos/cosmos-sdk/releases/tag/core%2Fv0.8.0)
+
+* [#15519](https://github.com/cosmos/cosmos-sdk/pull/15519) Update `comet.VoteInfo` for CometBFT v0.38.
+* [#16310](https://github.com/cosmos/cosmos-sdk/pull/16310) Add `gas.Service` and `gas.GasMeter` interfaces.
+
 ## [v0.7.0](https://github.com/cosmos/cosmos-sdk/releases/tag/core%2Fv0.7.0)
 
 * [#15850](https://github.com/cosmos/cosmos-sdk/pull/15850) Add `comet` and `header` packages.
diff --git a/x/tx/CHANGELOG.md b/x/tx/CHANGELOG.md
index 7b2a895ce474..742122009eb3 100644
--- a/x/tx/CHANGELOG.md
+++ b/x/tx/CHANGELOG.md
@@ -29,16 +29,19 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 # Changelog
 
-## Unreleased
+## [Unreleased]
+
+## v0.8.0
 
 ### Improvements
+
 * [#16340](https://github.com/cosmos/cosmos-sdk/pull/16340): add `DefineCustomGetSigners` API function.
 
 ## v0.7.0
 
 ### API Breaking
 
-* [#16044](https://github.com/cosmos/cosmos-sdk/pull/16044): rename aminojson.NewAminoJSON -> aminojson.NewEncoder
+* [#16044](https://github.com/cosmos/cosmos-sdk/pull/16044): rename aminojson.NewAminoJSON -> aminojson.NewEncoder.
 * [#16047](https://github.com/cosmos/cosmos-sdk/pull/16047): aminojson.NewEncoder now takes EncoderOptions as an argument.
 * [#16254](https://github.com/cosmos/cosmos-sdk/pull/16254): aminojson.Encoder.Marshal now sorts all fields like encoding/json.Marshal does, hence no more need for sdk.\*SortJSON.
 
@@ -52,7 +55,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Improvements
 
-* [#15871](https://github.com/cosmos/cosmos-sdk/pull/15871) 
+* [#15871](https://github.com/cosmos/cosmos-sdk/pull/15871)
   * `HandlerMap` now has a `DefaultMode()` getter method
   * Textual types use `signing.ProtoFileResolver` instead of `protoregistry.Files`
 
@@ -67,6 +70,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
   * `GetSignersOptions.ProtoFiles` has been renamed to `signing.Options.FileResolver`
 
 ### Bug Fixes
+
 * [#15849](https://github.com/cosmos/cosmos-sdk/pull/15849) Fix int64 usage for 32 bit platforms.
 
 ## v0.5.1