diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 127881c2..1760a0c3 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -11,6 +11,7 @@ jobs:
       matrix:
         version:
           - '1.6'
+          - 'nightly'
         os:
           - ubuntu-latest
         arch: