diff --git a/fstest/test_all/config.yaml b/fstest/test_all/config.yaml
index 8a8201802..9c6aad010 100644
--- a/fstest/test_all/config.yaml
+++ b/fstest/test_all/config.yaml
@@ -548,6 +548,7 @@ backends:
      - TestCaseInsensitiveMoveFile
      - TestFixCase
      - TestListDirSorted        # Can't upload files starting with . - FIXME fix with encoding
+     - TestListDirSortedFn      # Can't upload files starting with . - FIXME fix with encoding
      - TestSyncOverlapWithFilter # Can't upload files starting with . - FIXME fix with encoding
    ignoretests:
      - cmd/bisync