diff --git a/go.mod b/go.mod
index 7e76cedf..679b4b75 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/gballet/go-verkle
 go 1.19
 
 require (
-	github.com/crate-crypto/go-ipa v0.0.0-20230710185135-8249e705b57d
+	github.com/crate-crypto/go-ipa v0.0.0-20230821223925-c39f2ad018b0
 	golang.org/x/sync v0.1.0
 )
 
diff --git a/go.sum b/go.sum
index d47abc6a..af5ab006 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/crate-crypto/go-ipa v0.0.0-20230710185135-8249e705b57d h1:wZKlEND8FH+tAVviiC0F8xuBHFuxj9oIwS8cBbF2mBs=
-github.com/crate-crypto/go-ipa v0.0.0-20230710185135-8249e705b57d/go.mod h1:gzbVz57IDJgQ9rLQwfSk696JGWof8ftznEL9GoAv3NI=
+github.com/crate-crypto/go-ipa v0.0.0-20230821223925-c39f2ad018b0 h1:DWQ1lM0xoumkOwDI5D0gc9mZN84YV+EAjgjqQ9OleZE=
+github.com/crate-crypto/go-ipa v0.0.0-20230821223925-c39f2ad018b0/go.mod h1:gzbVz57IDJgQ9rLQwfSk696JGWof8ftznEL9GoAv3NI=
 github.com/leanovate/gopter v0.2.9 h1:fQjYxZaynp97ozCzfOyOuAGOU4aU/z37zf/tOujFk7c=
 github.com/leanovate/gopter v0.2.9/go.mod h1:U2L/78B+KVFIx2VmW6onHJQzXtFb+p5y3y2Sh+Jxxv8=
 golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=