diff --git a/admin.go b/admin.go
index b0d12992..30dc6da8 100644
--- a/admin.go
+++ b/admin.go
@@ -55,7 +55,7 @@ func init() {
 	if env, exists := os.LookupEnv("CADDY_ADMIN"); exists {
 		DefaultAdminListen = env
 	}
-	RegisterType("caddy.config_loaders", []interface{}{(*ConfigLoader)(nil)})
+	RegisterNamespace("caddy.config_loaders", []interface{}{(*ConfigLoader)(nil)})
 }
 
 // AdminConfig configures Caddy's API endpoint, which is used
diff --git a/caddy.go b/caddy.go
index 3b8f2851..685f9c1d 100644
--- a/caddy.go
+++ b/caddy.go
@@ -42,10 +42,10 @@ import (
 )
 
 func init() {
-	RegisterType("", []interface{}{
+	RegisterNamespace("", []interface{}{
 		(*App)(nil),
 	})
-	RegisterType("caddy.storage", []interface{}{
+	RegisterNamespace("caddy.storage", []interface{}{
 		(*StorageConverter)(nil),
 	})
 }
diff --git a/listeners.go b/listeners.go
index 34e1fc16..805d7b60 100644
--- a/listeners.go
+++ b/listeners.go
@@ -38,7 +38,7 @@ import (
 )
 
 func init() {
-	RegisterType("caddy.listeners", []interface{}{
+	RegisterNamespace("caddy.listeners", []interface{}{
 		(*ListenerWrapper)(nil),
 	})
 }
diff --git a/logging.go b/logging.go
index 22caa1fe..6ad2e912 100644
--- a/logging.go
+++ b/logging.go
@@ -33,10 +33,10 @@ func init() {
 	RegisterModule(StdoutWriter{})
 	RegisterModule(StderrWriter{})
 	RegisterModule(DiscardWriter{})
-	RegisterType("caddy.logging.encoders", []interface{}{
+	RegisterNamespace("caddy.logging.encoders", []interface{}{
 		(*zapcore.Encoder)(nil),
 	})
-	RegisterType("caddy.logging.writers", []interface{}{
+	RegisterNamespace("caddy.logging.writers", []interface{}{
 		(*WriterOpener)(nil),
 	})
 }
diff --git a/modules/caddyhttp/caddyauth/basicauth.go b/modules/caddyhttp/caddyauth/basicauth.go
index 9e483273..f6978099 100644
--- a/modules/caddyhttp/caddyauth/basicauth.go
+++ b/modules/caddyhttp/caddyauth/basicauth.go
@@ -32,10 +32,10 @@ import (
 func init() {
 	caddy.RegisterModule(HTTPBasicAuth{})
 
-	caddy.RegisterType("http.authentication.hashes", []interface{}{
+	caddy.RegisterNamespace("http.authentication.hashes", []interface{}{
 		(*Comparer)(nil),
 	})
-	caddy.RegisterType("http.authentication.providers", []interface{}{
+	caddy.RegisterNamespace("http.authentication.providers", []interface{}{
 		(*Authenticator)(nil),
 	})
 }
diff --git a/modules/caddyhttp/encode/encode.go b/modules/caddyhttp/encode/encode.go
index 6787e60a..f905502a 100644
--- a/modules/caddyhttp/encode/encode.go
+++ b/modules/caddyhttp/encode/encode.go
@@ -37,7 +37,7 @@ import (
 
 func init() {
 	caddy.RegisterModule(Encode{})
-	caddy.RegisterType("http.encoders", []interface{}{
+	caddy.RegisterNamespace("http.encoders", []interface{}{
 		(*Encoding)(nil),
 	})
 }
diff --git a/modules/caddyhttp/fileserver/staticfiles.go b/modules/caddyhttp/fileserver/staticfiles.go
index f419f7c7..59c8d68c 100644
--- a/modules/caddyhttp/fileserver/staticfiles.go
+++ b/modules/caddyhttp/fileserver/staticfiles.go
@@ -38,7 +38,7 @@ import (
 )
 
 func init() {
-	caddy.RegisterType("http.precompressed", []interface{}{
+	caddy.RegisterNamespace("http.precompressed", []interface{}{
 		(*encode.Precompressed)(nil),
 	})
 
diff --git a/modules/caddyhttp/matchers.go b/modules/caddyhttp/matchers.go
index 9a28f680..5ebec043 100644
--- a/modules/caddyhttp/matchers.go
+++ b/modules/caddyhttp/matchers.go
@@ -214,7 +214,7 @@ func init() {
 	caddy.RegisterModule(MatchHeaderRE{})
 	caddy.RegisterModule(new(MatchProtocol))
 	caddy.RegisterModule(MatchNot{})
-	caddy.RegisterType("http.matchers", []interface{}{
+	caddy.RegisterNamespace("http.matchers", []interface{}{
 		(*RequestMatcher)(nil),
 	})
 }
diff --git a/modules/caddyhttp/reverseproxy/reverseproxy.go b/modules/caddyhttp/reverseproxy/reverseproxy.go
index 973f4713..09604f1d 100644
--- a/modules/caddyhttp/reverseproxy/reverseproxy.go
+++ b/modules/caddyhttp/reverseproxy/reverseproxy.go
@@ -46,16 +46,16 @@ import (
 func init() {
 	caddy.RegisterModule(Handler{})
 
-	caddy.RegisterType("http.reverse_proxy.circuit_breakers", []interface{}{
+	caddy.RegisterNamespace("http.reverse_proxy.circuit_breakers", []interface{}{
 		(*CircuitBreaker)(nil),
 	})
-	caddy.RegisterType("http.reverse_proxy.selection_policies", []interface{}{
+	caddy.RegisterNamespace("http.reverse_proxy.selection_policies", []interface{}{
 		(*Selector)(nil),
 	})
-	caddy.RegisterType("http.reverse_proxy.transport", []interface{}{
+	caddy.RegisterNamespace("http.reverse_proxy.transport", []interface{}{
 		(*http.RoundTripper)(nil),
 	})
-	caddy.RegisterType("http.reverse_proxy.upstreams", []interface{}{
+	caddy.RegisterNamespace("http.reverse_proxy.upstreams", []interface{}{
 		(*UpstreamSource)(nil),
 	})
 }
diff --git a/modules/caddyhttp/routes.go b/modules/caddyhttp/routes.go
index e89c4700..13bd5ad5 100644
--- a/modules/caddyhttp/routes.go
+++ b/modules/caddyhttp/routes.go
@@ -23,7 +23,7 @@ import (
 )
 
 func init() {
-	caddy.RegisterType("http.handlers", []interface{}{
+	caddy.RegisterNamespace("http.handlers", []interface{}{
 		(*MiddlewareHandler)(nil),
 	})
 }
diff --git a/modules/caddytls/automation.go b/modules/caddytls/automation.go
index a537b6db..576fc943 100644
--- a/modules/caddytls/automation.go
+++ b/modules/caddytls/automation.go
@@ -31,13 +31,13 @@ import (
 )
 
 func init() {
-	caddy.RegisterType("dns.provider", []interface{}{
+	caddy.RegisterNamespace("dns.provider", []interface{}{
 		(*acmez.Solver)(nil),
 	})
-	caddy.RegisterType("tls.get_certificate", []interface{}{
+	caddy.RegisterNamespace("tls.get_certificate", []interface{}{
 		(*certmagic.Manager)(nil),
 	})
-	caddy.RegisterType("tls.issuance", []interface{}{
+	caddy.RegisterNamespace("tls.issuance", []interface{}{
 		(*certmagic.Issuer)(nil),
 	})
 }
diff --git a/modules/caddytls/connpolicy.go b/modules/caddytls/connpolicy.go
index 1ab98a3e..bbadaa58 100644
--- a/modules/caddytls/connpolicy.go
+++ b/modules/caddytls/connpolicy.go
@@ -33,7 +33,7 @@ import (
 
 func init() {
 	caddy.RegisterModule(LeafCertClientAuth{})
-	caddy.RegisterType("tls.handshake_match", []interface{}{
+	caddy.RegisterNamespace("tls.handshake_match", []interface{}{
 		(*ConnectionMatcher)(nil),
 	})
 }
diff --git a/modules/caddytls/sessiontickets.go b/modules/caddytls/sessiontickets.go
index 8456a80f..7a619424 100644
--- a/modules/caddytls/sessiontickets.go
+++ b/modules/caddytls/sessiontickets.go
@@ -29,7 +29,7 @@ import (
 )
 
 func init() {
-	caddy.RegisterType("tls.stek", []interface{}{
+	caddy.RegisterNamespace("tls.stek", []interface{}{
 		(*STEKProvider)(nil),
 	})
 }
diff --git a/modules/caddytls/tls.go b/modules/caddytls/tls.go
index 6606ef55..2324c447 100644
--- a/modules/caddytls/tls.go
+++ b/modules/caddytls/tls.go
@@ -36,7 +36,7 @@ func init() {
 	caddy.RegisterModule(TLS{})
 	caddy.RegisterModule(AutomateLoader{})
 
-	caddy.RegisterType("tls.certificates", []interface{}{
+	caddy.RegisterNamespace("tls.certificates", []interface{}{
 		(*CertificateLoader)(nil),
 	})
 }
diff --git a/types.go b/types.go
index 6d4f6824..db5d8e8c 100644
--- a/types.go
+++ b/types.go
@@ -7,7 +7,7 @@ import (
 
 var namespaceTypes map[string][]reflect.Type = make(map[string][]reflect.Type)
 
-func RegisterType(namespace string, vals []interface{}) {
+func RegisterNamespace(namespace string, vals []interface{}) {
 	var types []reflect.Type
 	for _, v := range vals {
 		reflect.TypeOf(v).Elem()