diff --git a/.github/workflows/upstream-sync.yml b/.github/workflows/upstream-sync.yml
index 76f5e281..a91a00af 100644
--- a/.github/workflows/upstream-sync.yml
+++ b/.github/workflows/upstream-sync.yml
@@ -23,11 +23,6 @@ jobs:
     uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
     with:
       release_series: 2025.1
-  synchronise-2026-1:
-    name: Synchronise 2026.1
-    uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
-    with:
-      release_series: 2026.1
   synchronise-yoga:
     name: Synchronise yoga
     uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main