diff --git a/.github/workflows/node-github-release.yml b/.github/workflows/node-github-release.yml
index d8552b35..fd417b23 100644
--- a/.github/workflows/node-github-release.yml
+++ b/.github/workflows/node-github-release.yml
@@ -16,8 +16,8 @@ permissions:
   contents: read
 
 concurrency:
-  group: node-github-release
-  queue: max
+  group: node-github-release-${{ inputs.tag }}
+  cancel-in-progress: false
 
 jobs:
   release:
diff --git a/.github/workflows/node-release-cut.yml b/.github/workflows/node-release-cut.yml
index 6edec563..f289171d 100644
--- a/.github/workflows/node-release-cut.yml
+++ b/.github/workflows/node-release-cut.yml
@@ -11,8 +11,8 @@ permissions:
   contents: read
 
 concurrency:
-  group: node-release-cut
-  queue: max
+  group: node-release-cut-${{ github.event.workflow_run.head_sha || github.sha }}
+  cancel-in-progress: false
 
 jobs:
   cut:
diff --git a/.github/workflows/node-release.yml b/.github/workflows/node-release.yml
index 84ef6889..e27a2dd9 100644
--- a/.github/workflows/node-release.yml
+++ b/.github/workflows/node-release.yml
@@ -7,8 +7,8 @@ on:
   workflow_dispatch:
 
 concurrency:
-  group: ${{ github.workflow }}
-  queue: max
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: false
 
 jobs:
   verify:
@@ -218,6 +218,7 @@ jobs:
     permissions:
       contents: read
       id-token: write
+      actions: read
 
     steps:
       - name: Checkout release verification source
@@ -385,6 +386,43 @@ jobs:
           fi
           echo "Protected npm release tag matches the verified commit."
 
+      - name: Wait for older npm releases
+        if: needs.verify.outputs.mode == 'publish'
+        shell: bash
+        env:
+          GH_TOKEN: ${{ github.token }}
+          RELEASE_VERSION: ${{ needs.verify.outputs.version }}
+        run: |
+          set -euo pipefail
+
+          for attempt in {1..120}; do
+            waiting=
+            while IFS=$'\t' read -r run_id ref_name; do
+              [[ -n "$run_id" && "$run_id" != "$GITHUB_RUN_ID" ]] || continue
+              [[ "$ref_name" == npm-v* ]] || continue
+              candidate="${ref_name#npm-v}"
+              if node sdk/typescript/scripts/release-automation.mjs \
+                require-increase "$RELEASE_VERSION" "$candidate" >/dev/null 2>&1; then
+                waiting="$run_id"
+                break
+              fi
+            done < <(
+              gh api --paginate \
+                "repos/$GITHUB_REPOSITORY/actions/workflows/node-release.yml/runs?per_page=100" \
+                --jq '.workflow_runs[] | select(.status != "completed") | [.id, (.head_branch // "")] | @tsv'
+            )
+
+            if [[ -z "$waiting" ]]; then
+              echo "No older npm release is still running."
+              break
+            fi
+            if [[ "$attempt" == 120 ]]; then
+              echo "Timed out waiting for older npm release run $waiting." >&2
+              exit 1
+            fi
+            sleep 15
+          done
+
       - name: Publish initial npm release
         if: needs.verify.outputs.mode == 'publish' && github.ref_name == 'npm-v0.1.0'
         env:
diff --git a/sdk/typescript/tests-ts/release-automation.test.ts b/sdk/typescript/tests-ts/release-automation.test.ts
index 7c4a4b6a..45a5fa1a 100644
--- a/sdk/typescript/tests-ts/release-automation.test.ts
+++ b/sdk/typescript/tests-ts/release-automation.test.ts
@@ -2046,13 +2046,32 @@ describe("GitHub release workflow safeguards", () => {
     );
   });
 
-  test("durably queues every release-cut and protected publishing run", () => {
-    expect(releaseCutWorkflow).toMatch(
-      /concurrency:\s*\n\s+group: node-release-cut\s*\n\s+queue: max/u,
+  test("keeps distinct release commits and tags in separate concurrency groups", () => {
+    expect(releaseCutWorkflow).toContain(
+      "group: node-release-cut-${{ github.event.workflow_run.head_sha || github.sha }}",
     );
-    expect(protectedReleaseWorkflow).toMatch(
-      /concurrency:\s*\n\s+group: \$\{\{ github\.workflow \}\}\s*\n\s+queue: max/u,
+    expect(protectedReleaseWorkflow).toContain(
+      "group: ${{ github.workflow }}-${{ github.ref }}",
     );
+    expect(releaseCutWorkflow).toContain("cancel-in-progress: false");
+    expect(protectedReleaseWorkflow).toContain("cancel-in-progress: false");
+    expect(releaseCutWorkflow).not.toMatch(/^\s+queue:/mu);
+    expect(protectedReleaseWorkflow).not.toMatch(/^\s+queue:/mu);
+  });
+
+  test("waits for older npm publishers without dropping pending release tags", () => {
+    const ordering = workflowStepShell(
+      protectedReleaseWorkflow,
+      "Wait for older npm releases",
+    );
+    expect(ordering).toContain(
+      "actions/workflows/node-release.yml/runs?per_page=100",
+    );
+    expect(ordering).toContain(
+      'require-increase "$RELEASE_VERSION" "$candidate"',
+    );
+    expect(ordering).toContain("sleep 15");
+    expect(protectedReleaseWorkflow).toContain("      actions: read");
   });
 
   test("dispatches GitHub releases after publishing with isolated permissions", () => {
@@ -2109,13 +2128,12 @@ describe("GitHub release workflow safeguards", () => {
     ]);
   });
 
-  test("serializes every GitHub release and historical backfill", () => {
-    expect(githubReleaseWorkflow).toMatch(
-      /concurrency:\s*\n\s+group: node-github-release\s*\n\s+queue: max/u,
-    );
-    expect(githubReleaseWorkflow).not.toContain(
-      "group: node-github-release-${{",
+  test("preserves GitHub releases and historical backfills for distinct tags", () => {
+    expect(githubReleaseWorkflow).toContain(
+      "group: node-github-release-${{ inputs.tag }}",
     );
+    expect(githubReleaseWorkflow).toContain("cancel-in-progress: false");
+    expect(githubReleaseWorkflow).not.toMatch(/^\s+queue:/mu);
   });
 
   test("runs manually dispatched GitHub releases from trusted main", () => {