diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 954ffb7..b453b77 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -34,7 +34,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: ['1.9', '1.10']
+        version: ['1.9', '1.10', '1.11']
         os:      [ubuntu-latest]
         arch:    [x64]
         test_subset: ['unit', 'integration']