diff --git a/go.mod b/go.mod
index e31ec97..0c35a73 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 )
 
 require (
-	filippo.io/edwards25519 v1.0.0-rc.1 // indirect
+	filippo.io/edwards25519 v1.1.1 // indirect
 	github.com/andres-erbsen/clock v0.0.0-20160526145045-9e14626cd129 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/blendle/zapdriver v1.3.1 // indirect
diff --git a/go.sum b/go.sum
index 5e7c811..35fb22e 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-filippo.io/edwards25519 v1.0.0-rc.1 h1:m0VOOB23frXZvAOK44usCgLWvtsxIoMCTBGJZlpmGfU=
-filippo.io/edwards25519 v1.0.0-rc.1/go.mod h1:N1IkdkCkiLB6tki+MYJoSx2JTY9NUlxZE7eHn5EwJns=
+filippo.io/edwards25519 v1.1.1 h1:YpjwWWlNmGIDyXOn8zLzqiD+9TyIlPhGFG96P39uBpw=
+filippo.io/edwards25519 v1.1.1/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
 github.com/AlekSi/pointer v1.1.0 h1:SSDMPcXD9jSl8FPy9cRzoRaMJtm9g9ggGTxecRUbQoI=
 github.com/AlekSi/pointer v1.1.0/go.mod h1:y7BvfRI3wXPWKXEBhU71nbnIEEZX0QTSB2Bj48UJIZE=
 github.com/andres-erbsen/clock v0.0.0-20160526145045-9e14626cd129 h1:MzBOUgng9orim59UnfUTLRjMpd09C5uEVQ6RPGeCaVI=