diff --git a/lake-manifest.json b/lake-manifest.json
index 153af9af..8f6e0e6f 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -15,7 +15,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "dc167d260ff7ee9849b436037add06bed15104be",
+   "rev": "1d25ec7ec98d6d9fb526c997aa014bcabbad8b72",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -35,7 +35,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "0444234b4216e944d5be2ce42a25d7410c67876f",
+   "rev": "776a5a8f9c789395796e442d78a9d4cb9c4c9d03",
    "name": "aesop",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",
@@ -75,7 +75,7 @@
    "type": "git",
    "subDir": null,
    "scope": "",
-   "rev": "055d766c68bd10e70d7adf8fe87f44add3d806fa",
+   "rev": "15f92d5ddaf35f96f002e041f5cf7def7d2c5c1c",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",
diff --git a/lean-toolchain b/lean-toolchain
index 64981ae5..e7a4f40b 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.11.0-rc1
+leanprover/lean4:v4.11.0-rc2