diff --git a/lake-manifest.json b/lake-manifest.json
index fc4e5e0..e68b5b1 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -4,10 +4,10 @@
  [{"url": "https://github.com/leanprover-community/lean-auto.git",
    "type": "git",
    "subDir": null,
-   "rev": "ad14dd82f885bbbde39d799bcad852501e3f7c9a",
+   "rev": "86a01b3e7979dada12daad7e1cc330d4a36ca156",
    "name": "auto",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "ad14dd82f885bbbde39d799bcad852501e3f7c9a",
+   "inputRev": "86a01b3e7979dada12daad7e1cc330d4a36ca156",
    "inherited": false,
    "configFile": "lakefile.lean"},
   {"url": "https://github.com/leanprover-community/batteries",
diff --git a/lakefile.lean b/lakefile.lean
index a95c021..585382f 100644
--- a/lakefile.lean
+++ b/lakefile.lean
@@ -2,7 +2,7 @@ import Lake
 
 open Lake DSL
 
-require auto from git "https://github.com/leanprover-community/lean-auto.git"@"ad14dd82f885bbbde39d799bcad852501e3f7c9a"
+require auto from git "https://github.com/leanprover-community/lean-auto.git"@"86a01b3e7979dada12daad7e1cc330d4a36ca156"
 require batteries from git "https://github.com/leanprover-community/batteries" @ "v4.9.1"
 
 package Duper {