diff --git a/Cargo.toml b/Cargo.toml
index bb6aab08..11716f0c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,5 +15,5 @@ paired = "0.19.0"
 [dependencies.filecoin-proofs-v1]
 version = "1.0.0-alpha.0"
 git = "https://github.com/filecoin-project/rust-fil-proofs"
-rev = "138b4f9698f57526a7838fc6508122923116ea3d"
+rev = "74db4fdfd28dcc3a25581c9543338495552242eb"
 package = "filecoin-proofs"