diff --git a/extern/filecoin-ffi b/extern/filecoin-ffi
index f0a7de699..20f104e88 160000
--- a/extern/filecoin-ffi
+++ b/extern/filecoin-ffi
@@ -1 +1 @@
-Subproject commit f0a7de6991e037a7c355fdb62a0f1ae7fb7324e7
+Subproject commit 20f104e88065aae59fd212d64be5bed108604e78