diff --git a/go.mod b/go.mod
index 3be154a170290446e2dc522ed06db85d22fb9761..bdefdb55d8eb3795a8ccb2e0be5a74a875b0c126 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.15
 
 require (
 	github.com/chrj/smtpd v0.1.2
-	github.com/jhillyerd/enmime v0.8.2
+	github.com/jhillyerd/enmime v0.8.3
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/oschwald/geoip2-golang v1.4.0
 	github.com/prometheus/client_golang v1.8.0
diff --git a/go.sum b/go.sum
index 7cab03b3b8548b97c1aa46e21dc3cec2cd48bf9f..c893f15526785f9751ee691a4e7fd50608f5bda7 100644
--- a/go.sum
+++ b/go.sum
@@ -138,6 +138,8 @@ github.com/jaytaylor/html2text v0.0.0-20190408195923-01ec452cbe43 h1:jTkyeF7NZ5o
 github.com/jaytaylor/html2text v0.0.0-20190408195923-01ec452cbe43/go.mod h1:CVKlgaMiht+LXvHG173ujK6JUhZXKb2u/BQtjPDIvyk=
 github.com/jhillyerd/enmime v0.8.2 h1:F3VbaJL1GfIcyKl7Utxcg4lR+LsM/OObxh+N9sWmp7g=
 github.com/jhillyerd/enmime v0.8.2/go.mod h1:MBHs3ugk03NGjMM6PuRynlKf+HA5eSillZ+TRCm73AE=
+github.com/jhillyerd/enmime v0.8.3 h1:aZGfnnvl4m4FJhvoCrCeAwJWEb3GNm+WhaQ9Nr0Oec8=
+github.com/jhillyerd/enmime v0.8.3/go.mod h1:SWWlqKsXJMl00Nnuh04RSu6XoEo83B/VaujD/xzoBP0=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
 github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=