diff --git a/.github/workflows/release-branches.yml b/.github/workflows/release-branches.yml
index 8197de3..0abf2fe 100644
--- a/.github/workflows/release-branches.yml
+++ b/.github/workflows/release-branches.yml
@@ -9,6 +9,7 @@ on:
 
 jobs:
   release:
+    concurrency: release
     runs-on: ubuntu-latest
     permissions:
       id-token: write # In order to request a JWT for AWS auth
diff --git a/.github/workflows/release-prs.yml b/.github/workflows/release-prs.yml
index 72cb006..a38c0ed 100644
--- a/.github/workflows/release-prs.yml
+++ b/.github/workflows/release-prs.yml
@@ -10,6 +10,7 @@ on:
 
 jobs:
   release:
+    concurrency: release
     # Only intra-repo PRs are allowed to have PR artifacts uploaded
     if: github.event.pull_request.head.repo.full_name == 'DeterminateSystems/nix-installer' && contains(github.event.pull_request.labels.*.name, 'upload to s3')
     runs-on: ubuntu-latest
diff --git a/.github/workflows/release-tags.yml b/.github/workflows/release-tags.yml
index 183c02c..bc9859c 100644
--- a/.github/workflows/release-tags.yml
+++ b/.github/workflows/release-tags.yml
@@ -7,6 +7,7 @@ on:
 
 jobs:
   release:
+    concurrency: release
     runs-on: ubuntu-latest
     permissions:
       contents: write # In order to upload artifacts to GitHub releases