From faf2eebb23f8b1da91032eb5ed26de2af1d52b4f Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Mon, 15 Jun 2026 19:25:58 +0000
Subject: [PATCH] chore: bump mathlib to fabf563: chore: bump toolchain to
 v4.31.0 (#40633) (2026-06-15)

---
 lake-manifest.json | 20 ++++++++++----------
 lakefile.toml      |  2 +-
 lean-toolchain     |  2 +-
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/lake-manifest.json b/lake-manifest.json
index bea4bc5d..37b24990 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,10 +5,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "261b5e314a7e71cff47a151b610fa834b3e6a7ae",
+   "rev": "fabf563a7c95a166b8d7b6efca11c8b4dc9d911f",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "261b5e314a7e71cff47a151b610fa834b3e6a7ae",
+   "inputRev": "fabf563a7c95a166b8d7b6efca11c8b4dc9d911f",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover/verso",
@@ -25,7 +25,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "744117af710b1c0400cd297c9ce91f8d0ad3a347",
+   "rev": "63045536fe95024e6c18fc7b48e03f506701c5bc",
    "name": "plausible",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -45,7 +45,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "99c763c8a96d3d44fb4994e96eaa51ca4568449d",
+   "rev": "5c7542ed018c78194f1e2b903eaf6a792b74c03d",
    "name": "importGraph",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -55,7 +55,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "b2da7698bdf22804095ea5b5007f23c09398f687",
+   "rev": "24b0d9dc081c5423f8eec7e866c441e5184f29d9",
    "name": "proofwidgets",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -65,7 +65,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "7897ea6e5cfc6522d355083bdfa798377ab35e11",
+   "rev": "e3cb2f741431ce31bf73549fb52316a57368b06f",
    "name": "aesop",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",
@@ -75,7 +75,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "94346b7b49c36ae871639d1434232f057c193d60",
+   "rev": "f46324995fca5f0483b742e4eb4daec7f4ee50d2",
    "name": "Qq",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",
@@ -85,7 +85,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "c43d7789ff29244c1f6f7c8480342a2d2d6c0d30",
+   "rev": "fa08db58b30eb033edcdab331bba000827f9f785",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -125,10 +125,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover",
-   "rev": "baf3e62fbb3502305076ca077e004aea78157c63",
+   "rev": "92564e5770e4d09f2d86dfbf8ada1e9c715b384c",
    "name": "Cli",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "v4.31.0-rc2",
+   "inputRev": "v4.31.0",
    "inherited": true,
    "configFile": "lakefile.toml"}],
  "name": "LeanMachineLearning",
diff --git a/lakefile.toml b/lakefile.toml
index b8e6ff1b..f4871da3 100644
--- a/lakefile.toml
+++ b/lakefile.toml
@@ -17,7 +17,7 @@ rev = "main"
 [[require]]
 name = "mathlib"
 scope = "leanprover-community"
-rev = "261b5e314a7e71cff47a151b610fa834b3e6a7ae"
+rev = "fabf563a7c95a166b8d7b6efca11c8b4dc9d911f"
 
 [[lean_lib]]
 name = "LeanMachineLearning"
diff --git a/lean-toolchain b/lean-toolchain
index 6af09a89..133a3f7d 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.31.0-rc2
\ No newline at end of file
+leanprover/lean4:v4.31.0
\ No newline at end of file