diff --git a/docbuild/lakefile.toml b/docbuild/lakefile.toml
index 5a8f6ab..a1e823b 100644
--- a/docbuild/lakefile.toml
+++ b/docbuild/lakefile.toml
@@ -16,7 +16,7 @@ packagesDir = "../.lake/packages"
 [[require]]
 scope = "leanprover"
 name = "doc-gen4"
-rev = "v4.35.0-rc4"
+rev = "v4.36.0-rc2"
 
 [[require]]
 name = "VD"
diff --git a/lake-manifest.json b/lake-manifest.json
index 41d934e..bcbbe5a 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,7 +5,7 @@
    "type": "git",
    "subDir": null,
    "scope": "",
-   "rev": "805bbc496804387c2c87f9773b149ddd3a5286d2",
+   "rev": "201a1e519f49cfb73bb24914fb5d3c402cdb0a0a",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
    "inputRev": null,
@@ -35,7 +35,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "b8cc5dd0a36233b88a6ed5a7dbf1207d09338c60",
+   "rev": "e5d5639bedc7feecfbcb98e30b3bf26463d9f722",
    "name": "importGraph",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -75,7 +75,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "d0aa42ce7af895e654e2dc006cbac0ca6ee473a9",
+   "rev": "4af7237d146261353907b06a01b6f3fc06cfa067",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
diff --git a/lean-toolchain b/lean-toolchain
index 9b8f268..0fc4336 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.36.0-rc2
\ No newline at end of file
+leanprover/lean4:v4.36.0-rc2