diff --git a/lake-manifest.json b/lake-manifest.json
index 49184961..aca2ee30 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,10 +5,10 @@
    "type": "git",
    "subDir": null,
    "scope": "",
-   "rev": "b100ff2565805e9f30a482788b3fc66937a7f38a",
+   "rev": "8d6c853f11a5172efa0e96b9f2be1a83d861cdd9",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "main",
+   "inputRev": "v4.14.0",
    "inherited": false,
    "configFile": "lakefile.toml"}],
  "name": "aesop",
diff --git a/lakefile.toml b/lakefile.toml
index 96a10fd8..0ec77807 100644
--- a/lakefile.toml
+++ b/lakefile.toml
@@ -6,7 +6,7 @@ precompileModules = false # We would like to turn this on, but it breaks the Mat
 [[require]]
 name = "batteries"
 git = "https://github.com/leanprover-community/batteries"
-rev = "main"
+rev = "v4.14.0"
 
 [[lean_lib]]
 name = "Aesop"
diff --git a/lean-toolchain b/lean-toolchain
index 57a4710c..1e70935f 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.14.0-rc2
+leanprover/lean4:v4.14.0