diff --git a/lake-manifest.json b/lake-manifest.json
index 7c72b511..fbae0316 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,10 +5,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "fa97836994f0cf44850c4335da2a1df47b51f38f",
+   "rev": "9ca31d8b72cf8c317e49c301bfdbfbe91fc49136",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "fa97836994f0cf44850c4335da2a1df47b51f38f",
+   "inputRev": "9ca31d8b72cf8c317e49c301bfdbfbe91fc49136",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover/verso",
@@ -25,7 +25,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "f3f26cc72646205ca167117487c008ee1dafe816",
+   "rev": "f3c7bd5061bd81b4480295c524d4f245c8b7e4e2",
    "name": "plausible",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
diff --git a/lakefile.toml b/lakefile.toml
index 26ba9b95..82bcb02f 100644
--- a/lakefile.toml
+++ b/lakefile.toml
@@ -17,7 +17,7 @@ rev = "main"
 [[require]]
 name = "mathlib"
 scope = "leanprover-community"
-rev = "fa97836994f0cf44850c4335da2a1df47b51f38f"
+rev = "9ca31d8b72cf8c317e49c301bfdbfbe91fc49136"
 
 [[lean_lib]]
 name = "LeanMachineLearning"