diff --git a/Prometheus/install_cAdvisor.sh b/Prometheus/install_cAdvisor.sh
index 9d71218..15d12b9 100644
--- a/Prometheus/install_cAdvisor.sh
+++ b/Prometheus/install_cAdvisor.sh
@@ -18,8 +18,8 @@ else
 fi
 
 # Download Node Exporter
-CN_URL="https://8.134.128.173/relayx/cadvisor-v0.56.1-linux-amd64"
-GLOBAL_URL="https://github.com/google/cadvisor/releases/download/v0.56.1/cadvisor-v0.56.1-linux-amd64"
+CN_URL="https://8.134.128.173/relayx/cadvisor-v0.55.1-linux-amd64"
+GLOBAL_URL="https://github.com/google/cadvisor/releases/download/v0.55.1/cadvisor-v0.55.1-linux-amd64"
 TARGET=/tmp/cAdvisor
 is_cn=false
 
@@ -51,7 +51,7 @@ echo "Creating systemd service file..."
 
 #chose port
 
-DEFAULT_PORT=9100
+DEFAULT_PORT=8087
 
 if [ -t 0 ]; then
     # 有 TTY，交互式
@@ -83,13 +83,7 @@ Requires=docker.service
 
 [Service]
 Type=simple
-ExecStart=/usr/bin/cadvisor \
-  --logtostderr=true \
-  --port=${PORT} \
-  --housekeeping_interval=10s \
-  --docker_only=true \
-  --store_container_labels=false
-
+ExecStart=/usr/bin/cadvisor --logtostderr=true --port=${PORT} --housekeeping_interval=10s --docker_only=true --store_container_labels=false
 Restart=always
 RestartSec=10
 LimitNOFILE=1048576
@@ -103,4 +97,4 @@ echo "Enabling and starting cAdvisior service..."
 sudo systemctl daemon-reload
 sudo systemctl enable --now cAdvisior.service
 
-echo "Node Exporter installation completed, listening on port 8080"
+echo "Node Exporter installation completed, listening on port ${PORT}"