diff --git a/.github/workflows/build-wheels-cuda.yaml b/.github/workflows/build-wheels-cuda.yaml
index 745b2e602..99e189366 100644
--- a/.github/workflows/build-wheels-cuda.yaml
+++ b/.github/workflows/build-wheels-cuda.yaml
@@ -20,9 +20,9 @@ jobs:
         id: set-matrix
         run: |
           $matrix = @{
-              'os' = @('ubuntu-latest', 'windows-2019')
-              'pyver' = @("3.9", "3.10", "3.11", "3.12")
-              'cuda' = @("12.1.1", "12.2.2", "12.3.2", "12.4.1") #, "12.5.1", "12.6.1")
+              'os' = @('ubuntu-20.04')
+              'pyver' = @("3.12")
+              'cuda' = @("12.1.1")
               'releasetag' = @("basic")
           }