diff --git a/packer/prometheus.service b/packer/prometheus.service
index 043c45b..aa588ce 100644
--- a/packer/prometheus.service
+++ b/packer/prometheus.service
@@ -5,7 +5,7 @@ StartLimitIntervalSec=300
 
 [Service]
 Type=exec
-ExecStart=prometheus --config.file /etc/prometheus/config.yaml
+ExecStart=bash -c 'EC2_INSTANCE_ID="$(curl -fsSL http://169.254.169.254/latest/meta-data/instance-id)" prometheus --config.file /etc/prometheus/config.yaml --enable-feature=expand-external-labels'
 Restart=always
 RestartSec=5
 
diff --git a/packer/prometheus.yaml b/packer/prometheus.yaml
index fbc2550..c883fca 100644
--- a/packer/prometheus.yaml
+++ b/packer/prometheus.yaml
@@ -1,5 +1,7 @@
 global:
   scrape_interval: 15s
+  external_labels:
+    node: "${EC2_INSTANCE_ID}"
 
 scrape_configs:
   - job_name: server
diff --git a/packer/promtail.service b/packer/promtail.service
index eabf709..36eba70 100644
--- a/packer/promtail.service
+++ b/packer/promtail.service
@@ -5,7 +5,7 @@ StartLimitIntervalSec=300
 
 [Service]
 Type=exec
-ExecStart=bash -c 'promtail -config.file /etc/promtail/config.yaml -client.external-labels instance="$(curl -fsSL http://169.254.169.254/latest/meta-data/instance-id)"'
+ExecStart=bash -c 'promtail -config.file /etc/promtail/config.yaml -client.external-labels node="$(curl -fsSL http://169.254.169.254/latest/meta-data/instance-id)"'
 Restart=always
 RestartSec=5