From 5d311c456bfa02eef37d2a2555ef9d543245f198 Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Sun, 28 Jun 2026 07:27:57 +0000
Subject: [PATCH] chore: bump mathlib to b2b4255: chore: use more `mkApp(Opt)M`
 in the differential geometry elaborators (#40933) (2026-06-27)

---
 lake-manifest.json | 4 ++--
 lakefile.toml      | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lake-manifest.json b/lake-manifest.json
index 9348af36..d2a916e2 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,10 +5,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "0ee7df2241bfe98d50fd7e434b12ed24e5da648f",
+   "rev": "b2b425516745501699f012f5a96fb50a826b3281",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "0ee7df2241bfe98d50fd7e434b12ed24e5da648f",
+   "inputRev": "b2b425516745501699f012f5a96fb50a826b3281",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover/verso",
diff --git a/lakefile.toml b/lakefile.toml
index 7a9622a4..d14f5a35 100644
--- a/lakefile.toml
+++ b/lakefile.toml
@@ -17,7 +17,7 @@ rev = "main"
 [[require]]
 name = "mathlib"
 scope = "leanprover-community"
-rev = "0ee7df2241bfe98d50fd7e434b12ed24e5da648f"
+rev = "b2b425516745501699f012f5a96fb50a826b3281"
 
 [[lean_lib]]
 name = "LeanMachineLearning"