diff --git a/.github/workflows/full-test.yml b/.github/workflows/full-test.yml
index 21d76ef..ec71cbd 100644
--- a/.github/workflows/full-test.yml
+++ b/.github/workflows/full-test.yml
@@ -90,7 +90,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        osver: [13, 14, 15]
+        osver: [14, 15, 26]
     steps:
       - uses: actions/checkout@v6
         with: