diff --git a/CHANGELOG.md b/CHANGELOG.md
index efab3a043..7011ec8bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,3 +12,4 @@
 - [feat:support instance detect.](https://github.com/Tencent/spring-cloud-tencent/pull/1620)
 - [fix: fix loadbalancer metadata type.](https://github.com/Tencent/spring-cloud-tencent/pull/1622)
 - [feat:support polaris server nearby backup LB.](https://github.com/Tencent/spring-cloud-tencent/pull/1631)
+- fix:fix PolarisContextProperties instantiated twice causing NPE.
diff --git a/pom.xml b/pom.xml
index 73594fb54..69c63395a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -90,7 +90,7 @@
 
 	<properties>
 		<!-- Project revision -->
-		<revision>2.0.2.0-2024.0.1</revision>
+		<revision>2.0.2.1-2024.0.1</revision>
 
 		<!-- Spring Framework -->
 		<spring.framework.version>6.2.7</spring.framework.version>
diff --git a/spring-cloud-tencent-dependencies/pom.xml b/spring-cloud-tencent-dependencies/pom.xml
index 192787ab7..5e2c244c0 100644
--- a/spring-cloud-tencent-dependencies/pom.xml
+++ b/spring-cloud-tencent-dependencies/pom.xml
@@ -71,7 +71,7 @@
 
 	<properties>
 		<!-- Project revision -->
-		<revision>2.0.2.0-2024.0.1</revision>
+		<revision>2.0.2.1-2024.0.1</revision>
 
 		<!-- Polaris SDK version -->
 		<polaris.version>2.0.2.0</polaris.version>
diff --git a/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextAutoConfiguration.java b/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextAutoConfiguration.java
index 5a9e63031..9c8bd38ae 100644
--- a/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextAutoConfiguration.java
+++ b/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextAutoConfiguration.java
@@ -46,9 +46,15 @@ import org.springframework.core.env.Environment;
  * @author Haotian Zhang
  */
 @ConditionalOnPolarisEnabled
-@EnableConfigurationProperties({PolarisContextProperties.class})
+@EnableConfigurationProperties
 public class PolarisContextAutoConfiguration {
 
+	@Bean
+	@ConditionalOnMissingBean
+	public PolarisContextProperties polarisContextProperties() {
+		return new PolarisContextProperties();
+	}
+
 	@Bean(initMethod = "init")
 	@ConditionalOnMissingBean
 	public PolarisSDKContextManager polarisSDKContextManager(PolarisContextProperties properties, Environment environment, List<PolarisConfigModifier> modifierList) throws PolarisException {
diff --git a/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextProperties.java b/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextProperties.java
index 84db65234..25f5a891a 100644
--- a/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextProperties.java
+++ b/spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/PolarisContextProperties.java
@@ -68,7 +68,7 @@ public class PolarisContextProperties {
 	/**
 	 * current server local port.
 	 */
-	@Value("${spring.cloud.polaris.localPort:}")
+	@Value("${spring.cloud.polaris.localPort:0}")
 	private Integer localPort;
 
 	/**