diff --git a/lake-manifest.json b/lake-manifest.json
index 5256913d9e3b9c..913f791bf07003 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -65,10 +65,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "9eab46cb0b18faa48a241f2e03f7304d4e19ebe0",
+   "rev": "c6b72d8a641d37a56a2a1fed8e76f8ea8d50a2d7",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "nightly-testing",
+   "inputRev": "lean-pr-testing-11447",
    "inherited": false,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover/lean4-cli",
diff --git a/lakefile.lean b/lakefile.lean
index af04c3360e4dd6..b720d986b0fb6e 100644
--- a/lakefile.lean
+++ b/lakefile.lean
@@ -6,7 +6,7 @@ open Lake DSL
 ## Mathlib dependencies on upstream projects
 -/
 
-require "leanprover-community" / "batteries" @ git "nightly-testing"
+require "leanprover-community" / "batteries" @ git "lean-pr-testing-11447"
 require "leanprover-community" / "Qq" @ git "nightly-testing"
 require "leanprover-community" / "aesop" @ git "nightly-testing"
 require "leanprover-community" / "proofwidgets" @ git "v0.0.83-pre2" -- ProofWidgets should always be pinned to a specific version
diff --git a/lean-toolchain b/lean-toolchain
index c2d2f902334cda..4d3736b6aecda1 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2025-12-01
+leanprover/lean4-pr-releases:pr-release-11447-255c44d