diff --git a/go.mod b/go.mod
index 9e188f5a3..0a66a78ba 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@ require (
 	github.com/klauspost/compress v1.8.6
 	github.com/klauspost/cpuid v1.2.1
 	github.com/lucas-clemente/quic-go v0.12.1
-	github.com/mholt/certmagic v0.7.5
+	github.com/mholt/certmagic v0.8.0
 	github.com/muhammadmuzzammil1998/jsonc v0.0.0-20190906142622-1265e9b150c6
 	github.com/rs/cors v1.7.0
 	github.com/russross/blackfriday/v2 v2.0.1
diff --git a/go.sum b/go.sum
index f57967e5a..319859518 100644
--- a/go.sum
+++ b/go.sum
@@ -172,6 +172,8 @@ github.com/mattn/go-runewidth v0.0.2/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzp
 github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
 github.com/mattn/go-tty v0.0.0-20180219170247-931426f7535a/go.mod h1:XPvLUNfbS4fJH25nqRHfWLMa1ONC8Amw+mIA639KxkE=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
+github.com/mholt/certmagic v0.8.0 h1:WEQhZ4+ySd2cQz0Gf1iEk6xsUaEmmHe10SZiiKd7BdY=
+github.com/mholt/certmagic v0.8.0/go.mod h1:91uJzK5K8IWtYQqTi5R2tsxV1pCde+wdGfaRaOZi6aQ=
 github.com/miekg/dns v1.1.15 h1:CSSIDtllwGLMoA6zjdKnaE6Tx6eVUxQ29LUgGetiDCI=
 github.com/miekg/dns v1.1.15/go.mod h1:W1PPwlIAgtquWBMBEV9nkV9Cazfe8ScdGz/Lj7v3Nrg=
 github.com/mitchellh/copystructure v1.0.0 h1:Laisrj+bAB6b/yJwB5Bt3ITZhGJdqmxquMKeZ+mmkFQ=
diff --git a/modules/caddytls/tls.go b/modules/caddytls/tls.go
index cb27a9ed5..7aa18563b 100644
--- a/modules/caddytls/tls.go
+++ b/modules/caddytls/tls.go
@@ -189,7 +189,12 @@ func (t *TLS) Manage(names []string) error {
 	for _, name := range names {
 		ap := t.getAutomationPolicyForName(name)
 		magic := certmagic.New(t.certCache, ap.makeCertMagicConfig(t.ctx))
-		err := magic.Manage([]string{name})
+		var err error
+		if ap.ManageSync {
+			err = magic.ManageSync([]string{name})
+		} else {
+			err = magic.ManageAsync(t.ctx.Context, []string{name})
+		}
 		if err != nil {
 			return fmt.Errorf("automate: manage %s: %v", name, err)
 		}
@@ -317,6 +322,7 @@ type AutomationConfig struct {
 type AutomationPolicy struct {
 	Hosts         []string        `json:"hosts,omitempty"`
 	ManagementRaw json.RawMessage `json:"management,omitempty"`
+	ManageSync    bool            `json:"manage_sync,omitempty"`
 
 	Management ManagerMaker `json:"-"`
 }