diff --git a/lake-manifest.json b/lake-manifest.json
index 8d744c2ffbcf9..83ccaa46268c5 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -8,7 +8,7 @@
    "rev": "00d6f98c3d8485cd0264ab46fb75bd2f526dab97",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "nightly-testing",
+   "inputRev": "nightly-testing-2024-08-25",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/quote4",
diff --git a/lakefile.lean b/lakefile.lean
index 46ab0ab36267a..c0fbc4797e2c7 100644
--- a/lakefile.lean
+++ b/lakefile.lean
@@ -42,7 +42,7 @@ package mathlib where
 ## Mathlib dependencies on upstream projects.
 -/
 
-require "leanprover-community" / "batteries" @ git "nightly-testing"
+require "leanprover-community" / "batteries" @ git "nightly-testing-2024-08-25"
 require "leanprover-community" / "Qq" @ git "nightly-testing"
 require "leanprover-community" / "aesop" @ git "nightly-testing"
 require "leanprover-community" / "proofwidgets" @ git "v0.0.42-pre2"
diff --git a/lean-toolchain b/lean-toolchain
index f770394efcfc5..744afb1793f30 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2024-08-25
+leanprover/lean4-pr-releases:pr-release-5157