diff --git a/.github/workflows/runtime-upgrade.yml b/.github/workflows/runtime-upgrade.yml
index 9732428427..4cb7aa102a 100644
--- a/.github/workflows/runtime-upgrade.yml
+++ b/.github/workflows/runtime-upgrade.yml
@@ -408,6 +408,10 @@ jobs:
   test-against-disconnected-live-node:
     # execute only against Testnet b/c we don't have sudo key for Mainnet
     if: github.base_ref == 'testnet'
+    # if: github.base_ref == 'testnet'
+    # skip upgrades against disconnected live nodes, see
+    # https://gluwa.atlassian.net/wiki/spaces/CB/pages/1119912022/Context+decision+for+CSUB-861+runtime+upgrade+testing+against+disconnected+node
+    # if: false
     needs:
       - build-sut
       - setup