diff --git a/README.md b/README.md
index 7afbac21..95934649 100644
--- a/README.md
+++ b/README.md
@@ -66,7 +66,7 @@
 ## 配置中心
 
 * [《芋道 Spring Boot 配置文件》](http://www.iocoder.cn/Spring-Boot/config-file/?github) 对应 [lab-43](https://github.com/YunaiV/SpringBoot-Labs/tree/master/lab-43) 。
-* [《芋道 Spring Boot 配置中心 Apollo》]()计划中...
+* [《芋道 Spring Boot 配置中心 Apollo》](http://www.iocoder.cn/Spring-Boot/config-apollo/?github) 对应 [lab-45](https://github.com/YunaiV/SpringBoot-Labs/tree/master/lab-45) 。
 * [《芋道 Spring Boot 配置中心 Nacos》](http://www.iocoder.cn/Spring-Boot/config-nacos/?github) 对应 [lab-44](https://github.com/YunaiV/SpringBoot-Labs/tree/master/lab-44) 。
 
 ## 注册中心
diff --git a/lab-44/lab-44-nacos-config-demo/src/main/java/cn/iocoder/springboot/lab44/nacosdemo/Application.java b/lab-44/lab-44-nacos-config-demo/src/main/java/cn/iocoder/springboot/lab44/nacosdemo/Application.java
index 2f0bf53d..2da10ee4 100644
--- a/lab-44/lab-44-nacos-config-demo/src/main/java/cn/iocoder/springboot/lab44/nacosdemo/Application.java
+++ b/lab-44/lab-44-nacos-config-demo/src/main/java/cn/iocoder/springboot/lab44/nacosdemo/Application.java
@@ -42,8 +42,8 @@ public class Application {
         @Value(value = "${order.pay-timeout-seconds}")
         private Integer payTimeoutSeconds;
 
-//        @NacosValue(value = "${order.pay-timeout-seconds}")
-        @Value(value = "${order.pay-timeout-seconds}")
+//        @NacosValue(value = "${order.create-frequency-seconds}")
+        @Value(value = "${order.create-frequency-seconds}")
         private Integer createFrequencySeconds;
 
         @Override
diff --git a/lab-45/lab-45-apollo-demo-profiles/pom.xml b/lab-45/lab-45-apollo-demo-profiles/pom.xml
new file mode 100644
index 00000000..46caf772
--- /dev/null
+++ b/lab-45/lab-45-apollo-demo-profiles/pom.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.2.2.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>lab-45-apollo-demo-profiles</artifactId>
+
+
+    <dependencies>
+        <!-- 实现对 SpringMVC 的自动化配置 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <!--  引入 Apollo 客户端，内置对 Apollo 的自动化配置 -->
+        <dependency>
+            <groupId>com.ctrip.framework.apollo</groupId>
+            <artifactId>apollo-client</artifactId>
+            <version>1.5.1</version>
+        </dependency>
+    </dependencies>
+
+</project>
diff --git a/lab-45/lab-45-apollo-demo-profiles/src/main/java/cn/iocoder/springboot/lab45/apollodemo/ProfilesApplication.java b/lab-45/lab-45-apollo-demo-profiles/src/main/java/cn/iocoder/springboot/lab45/apollodemo/ProfilesApplication.java
new file mode 100644
index 00000000..56fd72b0
--- /dev/null
+++ b/lab-45/lab-45-apollo-demo-profiles/src/main/java/cn/iocoder/springboot/lab45/apollodemo/ProfilesApplication.java
@@ -0,0 +1,13 @@
+package cn.iocoder.springboot.lab45.apollodemo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class ProfilesApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ProfilesApplication.class, args);
+    }
+
+}
diff --git a/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application-dev.yaml b/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application-dev.yaml
new file mode 100644
index 00000000..1cd63581
--- /dev/null
+++ b/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application-dev.yaml
@@ -0,0 +1,9 @@
+app:
+  id: demo-application-profiles # 使用的 Apollo 的项目（应用）编号
+apollo:
+  meta: http://127.0.0.1:8080 # Apollo Meta Server 地址
+  bootstrap:
+    enabled: true # 是否开启 Apollo 配置预加载功能。默认为 false。
+    eagerLoad:
+      enable: true # 是否开启 Apollo 支持日志级别的加载时机。默认为 false。
+    namespaces: application # 使用的 Apollo 的命名空间，默认为 application。
diff --git a/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application-prod.yaml b/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application-prod.yaml
new file mode 100644
index 00000000..b017e5aa
--- /dev/null
+++ b/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application-prod.yaml
@@ -0,0 +1,9 @@
+app:
+  id: demo-application-profiles # 使用的 Apollo 的项目（应用）编号
+apollo:
+  meta: http://127.0.0.1:18080 # Apollo Meta Server 地址
+  bootstrap:
+    enabled: true # 是否开启 Apollo 配置预加载功能。默认为 false。
+    eagerLoad:
+      enable: true # 是否开启 Apollo 支持日志级别的加载时机。默认为 false。
+    namespaces: application # 使用的 Apollo 的命名空间，默认为 application。
diff --git a/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application.yaml b/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application.yaml
new file mode 100644
index 00000000..001e788a
--- /dev/null
+++ b/lab-45/lab-45-apollo-demo-profiles/src/main/resources/application.yaml
@@ -0,0 +1,6 @@
+#server:
+#  port: 7070
+
+spring:
+  application:
+    name: demo-application
diff --git a/lab-45/lab-45-apollo-demo/pom.xml b/lab-45/lab-45-apollo-demo/pom.xml
index 053a46e2..78d364c6 100644
--- a/lab-45/lab-45-apollo-demo/pom.xml
+++ b/lab-45/lab-45-apollo-demo/pom.xml
@@ -20,7 +20,7 @@
             <artifactId>spring-boot-starter</artifactId>
         </dependency>
 
-        <!-- 实现对 Nacos 作为配置中心的自动化配置 TODO -->
+        <!--  引入 Apollo 客户端，内置对 Apollo 的自动化配置 -->
         <dependency>
             <groupId>com.ctrip.framework.apollo</groupId>
             <artifactId>apollo-client</artifactId>
diff --git a/lab-45/lab-45-apollo-demo/src/main/java/cn/iocoder/springboot/lab45/apollodemo/Application.java b/lab-45/lab-45-apollo-demo/src/main/java/cn/iocoder/springboot/lab45/apollodemo/Application.java
index d2348569..fa8dfbfb 100644
--- a/lab-45/lab-45-apollo-demo/src/main/java/cn/iocoder/springboot/lab45/apollodemo/Application.java
+++ b/lab-45/lab-45-apollo-demo/src/main/java/cn/iocoder/springboot/lab45/apollodemo/Application.java
@@ -38,12 +38,10 @@ public class Application {
 
         private final Logger logger = LoggerFactory.getLogger(getClass());
 
-//        @NacosValue(value = "${order.pay-timeout-seconds}")
         @Value(value = "${order.pay-timeout-seconds}")
         private Integer payTimeoutSeconds;
 
-//        @NacosValue(value = "${order.pay-timeout-seconds}")
-        @Value(value = "${order.pay-timeout-seconds}")
+        @Value(value = "${order.create-frequency-seconds}")
         private Integer createFrequencySeconds;
 
         @Override
diff --git a/lab-45/lab-45-apollo-demo/src/main/resources/application.yaml b/lab-45/lab-45-apollo-demo/src/main/resources/application.yaml
index b3e67149..ee007579 100644
--- a/lab-45/lab-45-apollo-demo/src/main/resources/application.yaml
+++ b/lab-45/lab-45-apollo-demo/src/main/resources/application.yaml
@@ -1,9 +1,9 @@
 app:
-  id: demo-application
+  id: demo-application # 使用的 Apollo 的项目（应用）编号
 apollo:
-  meta: http://127.0.0.1:8080
+  meta: http://127.0.0.1:8080 # Apollo Meta Server 地址
   bootstrap:
-    enabled: true
+    enabled: true # 是否开启 Apollo 配置预加载功能。默认为 false。
     eagerLoad:
-      enable: true
-    namespace: application
+      enable: true # 是否开启 Apollo 支持日志级别的加载时机。默认为 false。
+    namespaces: application # 使用的 Apollo 的命名空间，默认为 application。
diff --git a/lab-45/pom.xml b/lab-45/pom.xml
index 4671ab5d..8d02ac8e 100644
--- a/lab-45/pom.xml
+++ b/lab-45/pom.xml
@@ -13,6 +13,7 @@
     <packaging>pom</packaging>
     <modules>
         <module>lab-45-apollo-demo</module>
+        <module>lab-45-apollo-demo-profiles</module>
     </modules>