diff --git a/pycheribuild/projects/cross/cheribsd.py b/pycheribuild/projects/cross/cheribsd.py
index d7bf777a8..e903354ef 100644
--- a/pycheribuild/projects/cross/cheribsd.py
+++ b/pycheribuild/projects/cross/cheribsd.py
@@ -1657,7 +1657,7 @@ def get_default_kernel_abi(self) -> KernelABI:
 
     def _get_config_variants(self, platforms: "set[ConfigPlatform]", kernel_abis: "list[KernelABI]",
                              combine_flags: "list[str]", **filter_kwargs) -> "list[CheriBSDConfig]":
-        flag_values = itertools.product([True, False], repeat=len(combine_flags))
+        flag_values = itertools.product([False, True], repeat=len(combine_flags))
         combine_tuples = list(itertools.product(platforms, kernel_abis, flag_values))
         configs = []
         for platform, kernel_abi, flag_tuple in combine_tuples:
@@ -1704,8 +1704,6 @@ def default_kernel_config(self, platform: "Optional[ConfigPlatform]" = None, **f
         if platform is None:
             platform = self.get_default_kernel_platform()
         kernel_abi = filter_kwargs.pop("kernel_abi", self.get_default_kernel_abi())
-        if xtarget.is_riscv(include_purecap=True):
-            filter_kwargs.setdefault("fett", self.build_fett_kernels)
         config = CheriBSDConfigTable.get_default(xtarget, platform, kernel_abi, **filter_kwargs)
         return config.kernconf