diff --git a/lake-manifest.json b/lake-manifest.json
index c5e12a5a4c983..5efedaae4f7c9 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -8,7 +8,7 @@
    "rev": "a17594a6f3a185ac6e5a29945d331fc98880a07a",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "nightly-testing",
+   "inputRev": "nightly-testing-2024-09-16",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/quote4",
diff --git a/lakefile.lean b/lakefile.lean
index da4914f70462f..086eece9d230f 100644
--- a/lakefile.lean
+++ b/lakefile.lean
@@ -7,7 +7,7 @@ open Lake DSL
 ## Mathlib dependencies on upstream projects
 -/
 
-require "leanprover-community" / "batteries" @ git "nightly-testing"
+require "leanprover-community" / "batteries" @ git "nightly-testing-2024-09-16"
 require "leanprover-community" / "Qq" @ git "master"
 require "leanprover-community" / "aesop" @ git "master"
 require "leanprover-community" / "proofwidgets" @ git "v0.0.42"
diff --git a/lean-toolchain b/lean-toolchain
index 9b7a3296afd2d..5b8e2ac108a60 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2024-09-16
+leanprover/lean4-pr-releases:pr-release-5364