diff --git a/tools/go.mod b/tools/go.mod
index fb55c6d6..afe4b062 100644
--- a/tools/go.mod
+++ b/tools/go.mod
@@ -55,7 +55,7 @@ require (
 	github.com/charithe/durationcheck v0.0.10 // indirect
 	github.com/chavacava/garif v0.1.0 // indirect
 	github.com/ckaznocha/intrange v0.3.0 // indirect
-	github.com/cloudflare/circl v1.6.1 // indirect
+	github.com/cloudflare/circl v1.6.3 // indirect
 	github.com/curioswitch/go-reassign v0.3.0 // indirect
 	github.com/cyphar/filepath-securejoin v0.2.5 // indirect
 	github.com/daixiang0/gci v0.13.5 // indirect
diff --git a/tools/go.sum b/tools/go.sum
index 43f89867..52e15039 100644
--- a/tools/go.sum
+++ b/tools/go.sum
@@ -140,8 +140,8 @@ github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMn
 github.com/ckaznocha/intrange v0.3.0 h1:VqnxtK32pxgkhJgYQEeOArVidIPg+ahLP7WBOXZd5ZY=
 github.com/ckaznocha/intrange v0.3.0/go.mod h1:+I/o2d2A1FBHgGELbGxzIcyd3/9l9DuwjM8FsbSS3Lo=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/cloudflare/circl v1.6.1 h1:zqIqSPIndyBh1bjLVVDHMPpVKqp8Su/V+6MeDzzQBQ0=
-github.com/cloudflare/circl v1.6.1/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=
+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/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
 github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
 github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=