diff --git a/extern/filecoin-ffi b/extern/filecoin-ffi
index 52d80081b..e660df561 160000
--- a/extern/filecoin-ffi
+++ b/extern/filecoin-ffi
@@ -1 +1 @@
-Subproject commit 52d80081bfdd8a30bc44bcfe44cb0f299615b9f3
+Subproject commit e660df5616e397b2d8ac316f45ddfa7a44637971