diff --git a/extern/filecoin-ffi b/extern/filecoin-ffi
index fe188cfa1..16a8b663e 160000
--- a/extern/filecoin-ffi
+++ b/extern/filecoin-ffi
@@ -1 +1 @@
-Subproject commit fe188cfa1e082e4c41cadeb17a3a7c9e43ae6f03
+Subproject commit 16a8b663ec61339d3d8736e85eddd3e4a1c190b7