diff --git a/pkg/services/ngalert/api/tooling/definitions/alertmanager.go b/pkg/services/ngalert/api/tooling/definitions/alertmanager.go
index 3ef36cf7dc0..b6d5e08825b 100644
--- a/pkg/services/ngalert/api/tooling/definitions/alertmanager.go
+++ b/pkg/services/ngalert/api/tooling/definitions/alertmanager.go
@@ -627,8 +627,8 @@ func (c *GettableUserConfig) GetGrafanaReceiverMap() map[string]*GettableGrafana
 }
 
 type GettableApiAlertingConfig struct {
-	Config `yaml:",inline"`
-
+	Config              `yaml:",inline"`
+	MuteTimeProvenances map[string]models.Provenance `yaml:"muteTimeProvenances,omitempty" json:"muteTimeProvenances,omitempty"`
 	// Override with our superset receiver type
 	Receivers []*GettableApiReceiver `yaml:"receivers,omitempty" json:"receivers,omitempty"`
 }
@@ -851,20 +851,6 @@ func checkTimeInterval(r *Route, timeIntervals map[string]struct{}) error {
 	return nil
 }
 
-// swagger:model
-type MuteTimeInterval struct {
-	config.MuteTimeInterval
-	Provenance models.Provenance `json:"provenance,omitempty"`
-}
-
-func (mt *MuteTimeInterval) ResourceType() string {
-	return "muteTimeInterval"
-}
-
-func (mt *MuteTimeInterval) ResourceID() string {
-	return mt.MuteTimeInterval.Name
-}
-
 type PostableApiAlertingConfig struct {
 	Config `yaml:",inline"`
 
diff --git a/pkg/services/ngalert/api/tooling/definitions/provisioning_mute_timings.go b/pkg/services/ngalert/api/tooling/definitions/provisioning_mute_timings.go
index efab6535a42..84794e0805f 100644
--- a/pkg/services/ngalert/api/tooling/definitions/provisioning_mute_timings.go
+++ b/pkg/services/ngalert/api/tooling/definitions/provisioning_mute_timings.go
@@ -1,5 +1,10 @@
 package definitions
 
+import (
+	"github.com/grafana/grafana/pkg/services/ngalert/models"
+	"github.com/prometheus/alertmanager/config"
+)
+
 // swagger:route GET /api/v1/provisioning/mute-timings provisioning RouteGetMuteTimings
 //
 // Get all the mute timings.
@@ -62,3 +67,17 @@ type MuteTimingPayload struct {
 	// in:body
 	Body MuteTimeInterval
 }
+
+// swagger:model
+type MuteTimeInterval struct {
+	config.MuteTimeInterval
+	Provenance models.Provenance `json:"provenance,omitempty"`
+}
+
+func (mt *MuteTimeInterval) ResourceType() string {
+	return "muteTimeInterval"
+}
+
+func (mt *MuteTimeInterval) ResourceID() string {
+	return mt.MuteTimeInterval.Name
+}
diff --git a/pkg/services/ngalert/notifier/alertmanager_config.go b/pkg/services/ngalert/notifier/alertmanager_config.go
index 1594ff75acf..9491cf5a0ef 100644
--- a/pkg/services/ngalert/notifier/alertmanager_config.go
+++ b/pkg/services/ngalert/notifier/alertmanager_config.go
@@ -155,5 +155,12 @@ func (moa *MultiOrgAlertmanager) mergeProvenance(ctx context.Context, config def
 	}
 	config.TemplateFileProvenances = tmplProvs
 
+	mt := definitions.MuteTimeInterval{}
+	mtProvs, err := moa.ProvStore.GetProvenances(ctx, org, mt.ResourceType())
+	if err != nil {
+		return definitions.GettableUserConfig{}, nil
+	}
+	config.AlertmanagerConfig.MuteTimeProvenances = mtProvs
+
 	return config, nil
 }