diff --git a/go.mod b/go.mod
index 25910f6..5527e02 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.14
 require (
 	github.com/LiamHaworth/go-tproxy v0.0.0-20190726054950-ef7efd7f24ed
 	github.com/antonfisher/nested-logrus-formatter v1.3.1
-	github.com/caddyserver/certmagic v0.14.1
+	github.com/caddyserver/certmagic v0.14.4
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
 	github.com/elazarl/goproxy v0.0.0-20210110162100-a92cc753f88e
 	github.com/elazarl/goproxy/ext v0.0.0-20210110162100-a92cc753f88e
diff --git a/go.sum b/go.sum
index 732d07e..ad156c3 100644
--- a/go.sum
+++ b/go.sum
@@ -24,8 +24,8 @@ github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
 github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
-github.com/caddyserver/certmagic v0.14.1 h1:8RIFS/LbGne/I7Op56Kkm2annnei7io9VW/IWDttE9U=
-github.com/caddyserver/certmagic v0.14.1/go.mod h1:oRQOZmUVKwlpgNidslysHt05osM9uMrJ4YMk+Ot4P4Q=
+github.com/caddyserver/certmagic v0.14.4 h1:jlGiMUHOd7p3sgT8zHA/4wckZjIp/6ME2JWGAN5zh5E=
+github.com/caddyserver/certmagic v0.14.4/go.mod h1:/0VQ5og2Jxa5yBQ8eT80wWS7fi/DgNy1uXeXRUJ1Wj0=
 github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cheekybits/genny v1.0.0 h1:uGGa4nei+j20rOSeDeP5Of12XVm7TGUd4dJA9RDitfE=
@@ -142,8 +142,8 @@ github.com/marten-seemann/qtls-go1-17 v0.1.0-rc.1 h1:/rpmWuGvceLwwWuaKPdjpR4JJEU
 github.com/marten-seemann/qtls-go1-17 v0.1.0-rc.1/go.mod h1:fz4HIxByo+LlWcreM4CZOYNuz3taBQ8rN2X6FqvaWo8=
 github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
-github.com/mholt/acmez v0.1.3 h1:J7MmNIk4Qf9b8mAGqAh4XkNeowv3f1zW816yf4zt7Qk=
-github.com/mholt/acmez v0.1.3/go.mod h1:8qnn8QA/Ewx8E3ZSsmscqsIjhhpxuy9vqdgbX2ceceM=
+github.com/mholt/acmez v1.0.0 h1:ZAdWrilnq41HTlUO0vMJ6C+z8ZvzQ9I2LR1/Bo+137U=
+github.com/mholt/acmez v1.0.0/go.mod h1:8qnn8QA/Ewx8E3ZSsmscqsIjhhpxuy9vqdgbX2ceceM=
 github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00vh2OMYv+xgHpAMF4=
 github.com/miekg/dns v1.1.42 h1:gWGe42RGaIqXQZ+r3WUGEKBEtvPHY2SXo4dqixDNxuY=
 github.com/miekg/dns v1.1.42/go.mod h1:+evo5L0630/F6ca/Z9+GAqzhjGyn8/c+TBaOyfEl0V4=