diff --git a/config.go b/config.go
index 3108a24..10a405f 100644
--- a/config.go
+++ b/config.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"strings"
 
 	"git.sr.ht/~emersion/go-scfg"
 )
@@ -12,6 +13,7 @@ type config struct {
 	User        string
 	Password    string
 	ntfy        ntfyConfig
+	labels      labels
 }
 
 type ntfyConfig struct {
@@ -20,6 +22,15 @@ type ntfyConfig struct {
 	Password string
 }
 
+type labels struct {
+	Order []string
+	Label map[string]labelConfig
+}
+
+type labelConfig struct {
+	Priority string
+}
+
 func readConfig(path string) (*config, error) {
 	cfg, err := scfg.Load(path)
 	if err != nil {
@@ -59,6 +70,44 @@ func readConfig(path string) (*config, error) {
 		}
 	}
 
+	labelsDir := cfg.Get("labels")
+	if labelsDir != nil {
+		d = labelsDir.Children.Get("order")
+		if d != nil {
+			var order string
+			if err := d.ParseParams(&order); err != nil {
+				return nil, err
+			}
+
+			config.labels.Order = strings.Split(order, ",")
+		}
+
+		labels := make(map[string]labelConfig)
+		for _, labelName := range config.labels.Order {
+			labelDir := labelsDir.Children.Get(labelName)
+
+			if labelDir != nil {
+				labelConfig := new(labelConfig)
+				var name string
+
+				if err := labelDir.ParseParams(&name); err != nil {
+					return nil, err
+				}
+
+				d = labelDir.Children.Get("priority")
+				if d != nil {
+					if err := d.ParseParams(&labelConfig.Priority); err != nil {
+						return nil, err
+					}
+				}
+
+				labels[fmt.Sprintf("%s:%s", labelName, name)] = *labelConfig
+			}
+		}
+
+		config.labels.Label = labels
+	}
+
 	ntfyDir := cfg.Get("ntfy")
 	if ntfyDir == nil {
 		return nil, fmt.Errorf("%q directive missing", "ntfy")
diff --git a/main.go b/main.go
index 36a2b33..c15dcf0 100644
--- a/main.go
+++ b/main.go
@@ -98,6 +98,28 @@ func (rcv *receiver) handleWebhooks(w http.ResponseWriter, r *http.Request) {
 	}
 
 	req.Header.Set("X-Title", title)
+
+	var priority string
+	for _, labelName := range rcv.cfg.labels.Order {
+		val, ok := event.CommonLabels[labelName]
+		if !ok {
+			continue
+		}
+
+		labelConfig, ok := rcv.cfg.labels.Label[fmt.Sprintf("%s:%s", labelName, val)]
+		if !ok {
+			continue
+		}
+
+		if priority == "" {
+			priority = labelConfig.Priority
+		}
+	}
+
+	if priority != "" {
+		req.Header.Set("X-Priority", priority)
+	}
+
 	resp, err := client.Do(req)
 	if err != nil {
 		rcv.logger.Error(err)