diff --git a/go.mod b/go.mod
index 2312d403e..41a92434f 100644
--- a/go.mod
+++ b/go.mod
@@ -38,7 +38,7 @@ require (
 
 require (
 	github.com/ProtonMail/go-crypto v1.4.1 // indirect
-	github.com/cloudflare/circl v1.6.2 // indirect
+	github.com/cloudflare/circl v1.6.3 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/felixge/fgprof v0.9.3 // indirect
 	github.com/golang/snappy v1.0.0 // indirect
diff --git a/go.sum b/go.sum
index 77469d453..1e11df28a 100644
--- a/go.sum
+++ b/go.sum
@@ -3,8 +3,8 @@ github.com/ProtonMail/go-crypto v1.4.1/go.mod h1:e1OaTyu5SYVrO9gKOEhTc+5UcXtTUa+
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
-github.com/cloudflare/circl v1.6.2 h1:hL7VBpHHKzrV5WTfHCaBsgx/HGbBYlgrwvNXEVDYYsQ=
-github.com/cloudflare/circl v1.6.2/go.mod h1:2eXP6Qfat4O/Yhh8BznvKnJ+uzEoTQ6jVKJRn81BiS4=
+github.com/cloudflare/circl v1.6.3 h1:9GPOhQGF9MCYUeXyMYlqTR6a5gTrgR/fBLXvUgtVcg8=
+github.com/cloudflare/circl v1.6.3/go.mod h1:2eXP6Qfat4O/Yhh8BznvKnJ+uzEoTQ6jVKJRn81BiS4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=