diff --git a/pkg/controller/certificates/issuing/issuing_controller.go b/pkg/controller/certificates/issuing/issuing_controller.go
index 022e0e404..83cbcb673 100644
--- a/pkg/controller/certificates/issuing/issuing_controller.go
+++ b/pkg/controller/certificates/issuing/issuing_controller.go
@@ -51,7 +51,7 @@ import (
 )
 
 const (
-	ControllerName = "CertificateIssuing"
+	ControllerName = "certificates-issuing"
 )
 
 type localTemporarySignerFn func(crt *cmapi.Certificate, pk []byte) ([]byte, error)
diff --git a/pkg/controller/certificates/keymanager/keymanager_controller.go b/pkg/controller/certificates/keymanager/keymanager_controller.go
index 2c3da0086..83519925e 100644
--- a/pkg/controller/certificates/keymanager/keymanager_controller.go
+++ b/pkg/controller/certificates/keymanager/keymanager_controller.go
@@ -49,7 +49,7 @@ import (
 )
 
 const (
-	ControllerName = "CertificateKeyManager"
+	ControllerName = "certificates-key-manager"
 )
 
 var (
diff --git a/pkg/controller/certificates/metrics/controller.go b/pkg/controller/certificates/metrics/controller.go
index 42c0f0991..6cb236551 100644
--- a/pkg/controller/certificates/metrics/controller.go
+++ b/pkg/controller/certificates/metrics/controller.go
@@ -32,7 +32,7 @@ import (
 )
 
 const (
-	ControllerName = "CertificateMetrics"
+	ControllerName = "certificates-metrics"
 )
 
 // controllerWrapper wraps the `controller` structure to make it implement
diff --git a/pkg/controller/certificates/readiness/readiness_controller.go b/pkg/controller/certificates/readiness/readiness_controller.go
index 06232423e..40466810a 100644
--- a/pkg/controller/certificates/readiness/readiness_controller.go
+++ b/pkg/controller/certificates/readiness/readiness_controller.go
@@ -46,7 +46,7 @@ import (
 )
 
 const (
-	ControllerName = "CertificateReadiness"
+	ControllerName = "certificates-readiness"
 	ReadyReason    = "Ready"
 )
 
diff --git a/pkg/controller/certificates/requestmanager/requestmanager_controller.go b/pkg/controller/certificates/requestmanager/requestmanager_controller.go
index 4487a501f..bf0e3c125 100644
--- a/pkg/controller/certificates/requestmanager/requestmanager_controller.go
+++ b/pkg/controller/certificates/requestmanager/requestmanager_controller.go
@@ -51,7 +51,7 @@ import (
 )
 
 const (
-	ControllerName = "CertificateRequestManager"
+	ControllerName = "certificates-request-manager"
 )
 
 var (
diff --git a/pkg/controller/certificates/trigger/trigger_controller.go b/pkg/controller/certificates/trigger/trigger_controller.go
index ac7ae3f32..c9bd2392e 100644
--- a/pkg/controller/certificates/trigger/trigger_controller.go
+++ b/pkg/controller/certificates/trigger/trigger_controller.go
@@ -47,7 +47,7 @@ import (
 )
 
 const (
-	ControllerName = "CertificateTrigger"
+	ControllerName = "certificates-trigger"
 
 	// the amount of time after the LastFailureTime of a Certificate
 	// before the request should be retried.