diff --git a/19_observability/19.3_performance_optimization.md b/19_observability/19.3_performance_optimization.md
index bc20b89..d8ae2be 100644
--- a/19_observability/19.3_performance_optimization.md
+++ b/19_observability/19.3_performance_optimization.md
@@ -101,7 +101,7 @@ cAdvisor 是 Google 开发的容器监控工具，提供比 `docker stats` 更
 ```yaml
 services:
   cadvisor:
-    image: ghcr.io/google/cadvisor:v0.51.0
+    image: ghcr.io/google/cadvisor:v0.56.0
     container_name: cadvisor
     ports:
       - "8080:8080"
@@ -192,7 +192,7 @@ services:
       - monitoring
 
   cadvisor:
-    image: ghcr.io/google/cadvisor:v0.51.0
+    image: ghcr.io/google/cadvisor:v0.56.0
     container_name: cadvisor
     ports:
       - "8080:8080"
@@ -399,8 +399,8 @@ services:
 
 ```bash
 # 安装 dive
-wget https://github.com/wagoodman/dive/releases/download/v0.11.0/dive_0.11.0_linux_amd64.deb
-sudo apt install ./dive_0.11.0_linux_amd64.deb
+wget https://github.com/wagoodman/dive/releases/download/v0.13.1/dive_0.13.1_linux_amd64.deb
+sudo apt install ./dive_0.13.1_linux_amd64.deb
 
 # 分析镜像
 dive myapp:latest
@@ -411,7 +411,7 @@ dive myapp:latest
 
 ```bash
 # 安装 hadolint
-curl https://github.com/hadolint/hadolint/releases/download/v2.12.0/hadolint-Linux-x86_64 -L -o hadolint
+curl https://github.com/hadolint/hadolint/releases/download/v2.14.0/hadolint-Linux-x86_64 -L -o hadolint
 chmod +x hadolint
 
 # 检查 Dockerfile 最佳实践