diff --git a/.github/workflows/upstream-sync.yml b/.github/workflows/upstream-sync.yml
index 848178f3..90564f46 100644
--- a/.github/workflows/upstream-sync.yml
+++ b/.github/workflows/upstream-sync.yml
@@ -18,21 +18,6 @@ jobs:
     uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
     with:
       release_series: 2024.1
-  synchronise-victoria:
-    name: Synchronise victoria
-    uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
-    with:
-      release_series: victoria
-  synchronise-wallaby:
-    name: Synchronise wallaby
-    uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
-    with:
-      release_series: wallaby
-  synchronise-xena:
-    name: Synchronise xena
-    uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main
-    with:
-      release_series: xena
   synchronise-yoga:
     name: Synchronise yoga
     uses: stackhpc/.github/.github/workflows/upstream-sync.yml@main