diff --git a/lake-manifest.json b/lake-manifest.json
index 5c547de..08f4f93 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,10 +5,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "db584cd6d46c92f209a44c0f1c829460d327499d",
+   "rev": "0df444a360eaa60ab8c11dca51a86af692955474",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "v4.33.0",
+   "inputRev": "v4.33.1",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/plausible",
diff --git a/lakefile.lean b/lakefile.lean
index a3ce923..903776e 100644
--- a/lakefile.lean
+++ b/lakefile.lean
@@ -2,7 +2,7 @@ import Lake
 
 open Lake DSL
 
-require "leanprover-community" / "mathlib" @ git "v4.33.0"
+require "leanprover-community" / "mathlib" @ git "v4.33.1"
 
 abbrev algorithmOnlyLinters : Array LeanOption := #[
   ⟨`linter.mathlibStandardSet, true⟩,
diff --git a/lean-toolchain b/lean-toolchain
index 025e595..a8afa7d 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.33.0
+leanprover/lean4:v4.33.1