diff --git a/.gitea/actions/bump-stacks/action.yml b/.gitea/actions/bump-stacks/action.yml
index 51cb79c..891e134 100644
--- a/.gitea/actions/bump-stacks/action.yml
+++ b/.gitea/actions/bump-stacks/action.yml
@@ -14,10 +14,6 @@ inputs:
   bot_token:
     description: PAT with write:repository on libretech/gitops-sandbox
     required: true
-  run_number:
-    description: optional Gitea Actions run_number (informational only)
-    required: false
-    default: "0"
   sandbox_repo:
     description: orchestrator repo slug
     required: false
@@ -30,7 +26,6 @@ runs:
       env:
         STACK: ${{ inputs.stack }}
         SHA: ${{ inputs.sha }}
-        RUN: ${{ inputs.run_number }}
         BOT_TOKEN: ${{ inputs.bot_token }}
         SANDBOX_REPO: ${{ inputs.sandbox_repo }}
         ACTION_PATH: ${{ github.action_path }}
@@ -50,7 +45,7 @@ runs:
           bun install --silent
 
           set +e
-          bun "$ACTION_PATH/bump.js" "$STACK" "$SHA" "$RUN"
+          bun "$ACTION_PATH/bump.js" "$STACK" "$SHA"
           rc=$?
           set -e
           if [ "$rc" = "10" ]; then
@@ -60,7 +55,7 @@ runs:
           [ "$rc" = "0" ] || exit "$rc"
 
           git add stacks.yml
-          git commit -m "bump(${STACK}): sha=${SHA} run=${RUN}"
+          git commit -m "bump(${STACK}): sha=${SHA}"
           if git push origin main; then
             echo "::notice::pushed bump for ${STACK} to ${SANDBOX_REPO}"
             exit 0
diff --git a/.gitea/actions/bump-stacks/bump.js b/.gitea/actions/bump-stacks/bump.js
index 38c47bb..ed37d2b 100644
--- a/.gitea/actions/bump-stacks/bump.js
+++ b/.gitea/actions/bump-stacks/bump.js
@@ -4,9 +4,9 @@
 import { readFileSync, writeFileSync } from "node:fs";
 import { parseDocument } from "yaml";
 
-const [, , stack, sha, run] = process.argv;
+const [, , stack, sha] = process.argv;
 if (!stack || !sha) {
-  console.error("usage: bump.js <stack> <sha> <run>");
+  console.error("usage: bump.js <stack> <sha>");
   process.exit(2);
 }
 
@@ -25,6 +25,5 @@ if (String(oldSha) === String(sha)) {
 }
 
 node.set("sha", sha);
-node.set("run", Number(run ?? 0));
 writeFileSync("stacks.yml", doc.toString());
 console.log(`bumped ${stack}: ${oldSha} → ${sha}`);