diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 8b68fa1..cb9348c 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -42,7 +42,7 @@ jobs:
 
   deploy:
     name: Deploy docs
-    if: ${{ github.ref == 'refs/heads/stable/0.4' }}
+    if: ${{ github.ref == 'refs/heads/stable/0.5' }}
     needs: build
     permissions:
       pages: write
diff --git a/.mergify.yml b/.mergify.yml
index 0c4f2e6..aebea99 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -5,4 +5,4 @@ pull_request_rules:
     actions:
       backport:
         branches:
-          - stable/0.4
+          - stable/0.5
diff --git a/pyproject.toml b/pyproject.toml
index bbd9c7f..d12721b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "qiskit-addon-sqd"
-version = "0.4.0"
+version = "0.5.0"
 readme = "README.md"
 description = "Classically postprocess noisy quantum samples to yield more accurate energy estimations"
 license = {file = "LICENSE.txt"}
diff --git a/releasenotes/notes/hamming-kwarg-c73098a4c756453e.yaml b/releasenotes/notes/0.5/hamming-kwarg-c73098a4c756453e.yaml
similarity index 100%
rename from releasenotes/notes/hamming-kwarg-c73098a4c756453e.yaml
rename to releasenotes/notes/0.5/hamming-kwarg-c73098a4c756453e.yaml