diff --git a/lake-manifest.json b/lake-manifest.json
index cf54dfaf..0a1d03ef 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -58,7 +58,7 @@
   {"url": "https://github.com/leanprover-community/mathlib4.git",
    "type": "git",
    "subDir": null,
-   "rev": "6d1dffa1281a6e231f594e4c49ec01bc3ad9974e",
+   "rev": "7f61923ac7a0b566f4d0ab98bb87446bbfe416ec",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
    "inputRev": null,