diff --git a/go.mod b/go.mod
index 9aee767b..ae25dee0 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/TBD54566975/ssi-sdk
 go 1.21
 
 require (
-	github.com/bits-and-blooms/bitset v1.8.0
+	github.com/bits-and-blooms/bitset v1.9.0
 	github.com/btcsuite/btcd/btcec/v2 v2.3.2
 	github.com/cloudflare/circl v1.3.3
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0
diff --git a/go.sum b/go.sum
index 79824fd3..ebdc6198 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/bits-and-blooms/bitset v1.8.0 h1:FD+XqgOZDUxxZ8hzoBFuV9+cGWY9CslN6d5MS5JVb4c=
-github.com/bits-and-blooms/bitset v1.8.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
+github.com/bits-and-blooms/bitset v1.9.0 h1:g1YivPG8jOtrN013Fe8OBXubkiTwvm7/vG2vXz03ANU=
+github.com/bits-and-blooms/bitset v1.9.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/btcsuite/btcd/btcec/v2 v2.3.2 h1:5n0X6hX0Zk+6omWcihdYvdAlGf2DfasC0GMf7DClJ3U=
 github.com/btcsuite/btcd/btcec/v2 v2.3.2/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
 github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2 h1:KdUfX2zKommPRa+PD0sWZUyXe9w277ABlgELO7H04IM=