diff --git a/go.mod b/go.mod
index 0575191db..175397e5f 100644
--- a/go.mod
+++ b/go.mod
@@ -42,7 +42,7 @@ require (
 	github.com/json-iterator/go v1.1.5 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.1
 	github.com/mholt/caddy v0.11.5
-	github.com/miekg/dns v1.1.6
+	github.com/miekg/dns v1.1.8
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/onsi/ginkgo v1.8.0 // indirect
diff --git a/go.sum b/go.sum
index 746f4bd33..38df0e62c 100644
--- a/go.sum
+++ b/go.sum
@@ -97,6 +97,8 @@ github.com/mholt/caddy v0.11.5 h1:JdEOU5HeeoflcqnWowqJ0GNj/fHd6FfHYT85/WNQ/Sc=
 github.com/mholt/caddy v0.11.5/go.mod h1:Wb1PlT4DAYSqOEd03MsqkdkXnTxA8v9pKjdpxbqM1kY=
 github.com/miekg/dns v1.1.6 h1:jVwb4GDwD65q/gtItR/lIZHjNH93QfeGxZUkzJcW9mc=
 github.com/miekg/dns v1.1.6/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
+github.com/miekg/dns v1.1.8 h1:1QYRAKU3lN5cRfLCkPU08hwvLJFhvjP6MqNMmQz6ZVI=
+github.com/miekg/dns v1.1.8/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.1 h1:9f412s+6RmYXLWZSEzVVgPGK7C2PphHj5RJrvfx9AWI=