diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index d5b176b..bbbb3d9 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -19,7 +19,6 @@ jobs:
       matrix:
         version:
           - '1.9'
-          - 'nightly'
         os:
           - ubuntu-latest
         arch: