diff --git a/lake-manifest.json b/lake-manifest.json
index b6922d8..546a958 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,7 +5,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover",
-   "rev": "076e8e57707e813375e8f9da8bf989799ace9680",
+   "rev": "fd0d78eaa91750096cf519907b266efb1b26bf22",
    "name": "lean4export",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",
diff --git a/lean-toolchain b/lean-toolchain
index 12359f9..3d1dc1d 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.34.0
+leanprover/lean4:v4.35.0-rc1
diff --git a/tests/projects/simple_multi_nanoda/Challenge.lean b/tests/projects-disabled/simple_multi_nanoda/Challenge.lean
similarity index 100%
rename from tests/projects/simple_multi_nanoda/Challenge.lean
rename to tests/projects-disabled/simple_multi_nanoda/Challenge.lean
diff --git a/tests/projects/simple_multi_nanoda/Solution.lean b/tests/projects-disabled/simple_multi_nanoda/Solution.lean
similarity index 100%
rename from tests/projects/simple_multi_nanoda/Solution.lean
rename to tests/projects-disabled/simple_multi_nanoda/Solution.lean
diff --git a/tests/projects/simple_multi_nanoda/config.json b/tests/projects-disabled/simple_multi_nanoda/config.json
similarity index 100%
rename from tests/projects/simple_multi_nanoda/config.json
rename to tests/projects-disabled/simple_multi_nanoda/config.json
diff --git a/tests/projects/simple_multi_nanoda/test.json b/tests/projects-disabled/simple_multi_nanoda/test.json
similarity index 100%
rename from tests/projects/simple_multi_nanoda/test.json
rename to tests/projects-disabled/simple_multi_nanoda/test.json
diff --git a/tests/projects/simple_nanoda/Challenge.lean b/tests/projects-disabled/simple_nanoda/Challenge.lean
similarity index 100%
rename from tests/projects/simple_nanoda/Challenge.lean
rename to tests/projects-disabled/simple_nanoda/Challenge.lean
diff --git a/tests/projects/simple_nanoda/Solution.lean b/tests/projects-disabled/simple_nanoda/Solution.lean
similarity index 100%
rename from tests/projects/simple_nanoda/Solution.lean
rename to tests/projects-disabled/simple_nanoda/Solution.lean
diff --git a/tests/projects/simple_nanoda/config.json b/tests/projects-disabled/simple_nanoda/config.json
similarity index 100%
rename from tests/projects/simple_nanoda/config.json
rename to tests/projects-disabled/simple_nanoda/config.json
diff --git a/tests/projects/simple_nanoda/test.json b/tests/projects-disabled/simple_nanoda/test.json
similarity index 100%
rename from tests/projects/simple_nanoda/test.json
rename to tests/projects-disabled/simple_nanoda/test.json
diff --git a/tests/projects/simple_nanoda_compat/Challenge.lean b/tests/projects-disabled/simple_nanoda_compat/Challenge.lean
similarity index 100%
rename from tests/projects/simple_nanoda_compat/Challenge.lean
rename to tests/projects-disabled/simple_nanoda_compat/Challenge.lean
diff --git a/tests/projects/simple_nanoda_compat/Solution.lean b/tests/projects-disabled/simple_nanoda_compat/Solution.lean
similarity index 100%
rename from tests/projects/simple_nanoda_compat/Solution.lean
rename to tests/projects-disabled/simple_nanoda_compat/Solution.lean
diff --git a/tests/projects/simple_nanoda_compat/config.json b/tests/projects-disabled/simple_nanoda_compat/config.json
similarity index 100%
rename from tests/projects/simple_nanoda_compat/config.json
rename to tests/projects-disabled/simple_nanoda_compat/config.json
diff --git a/tests/projects/simple_nanoda_compat/test.json b/tests/projects-disabled/simple_nanoda_compat/test.json
similarity index 100%
rename from tests/projects/simple_nanoda_compat/test.json
rename to tests/projects-disabled/simple_nanoda_compat/test.json