diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 519ebf8..8858bb4 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -27,7 +27,7 @@ jobs:
       matrix:
         refs:
           - 'master'
-          - '0.38'
+          - '0.39'
     steps:
 
       # ------------------------------------------------------------