diff --git a/samples/skywalking-example/mail-application/pom.xml b/samples/skywalking-example/mail-application/pom.xml
index fe435d927..45284801d 100644
--- a/samples/skywalking-example/mail-application/pom.xml
+++ b/samples/skywalking-example/mail-application/pom.xml
@@ -8,12 +8,6 @@
 
     <name>skywalking-example-mail</name>
     <url>http://maven.apache.org</url>
-    <repositories>
-        <repository>
-            <id>Company</id>
-            <url>http://10.1.228.199:18081/nexus/content/groups/public/</url>
-        </repository>
-    </repositories>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/samples/skywalking-example/web-application/pom.xml b/samples/skywalking-example/web-application/pom.xml
index 9be84bc51..9582fe821 100644
--- a/samples/skywalking-example/web-application/pom.xml
+++ b/samples/skywalking-example/web-application/pom.xml
@@ -8,12 +8,6 @@
 
     <name>skywalking-example-web</name>
     <url>http://maven.apache.org</url>
-    <repositories>
-        <repository>
-            <id>Company</id>
-            <url>http://10.1.228.199:18081/nexus/content/groups/public/</url>
-        </repository>
-    </repositories>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -107,12 +101,6 @@
             <artifactId>aspectjweaver</artifactId>
             <version>1.8.7</version>
         </dependency>
-        <!-- addAuth -->
-        <!--<dependency>-->
-        <!--<groupId>com.ai.cloud</groupId>-->
-        <!--<artifactId>skywalking-auth</artifactId>-->
-        <!--<version>1.0-SNAPSHOT</version>-->
-        <!--</dependency>-->
         <dependency>
             <groupId>com.ai.cloud</groupId>
             <artifactId>skywalking-log4j-1.x-plugin</artifactId>
diff --git a/skywalking-api/pom.xml b/skywalking-api/pom.xml
index a5c9d2371..8a58603ab 100644
--- a/skywalking-api/pom.xml
+++ b/skywalking-api/pom.xml
@@ -65,13 +65,4 @@
             </plugin>
 		</plugins>
 	</build>
-
-    <!--发布-->
-    <distributionManagement>
-        <snapshotRepository>
-            <id>company-private-nexus-library-snapshots</id>
-            <name>private-nexus-library-snapshots</name>
-            <url>http://10.1.228.199:18081/nexus/content/repositories/snapshots/</url>
-        </snapshotRepository>
-    </distributionManagement>
 </project>
diff --git a/skywalking-log/log4j-2.x-plugin/pom.xml b/skywalking-log/log4j-2.x-plugin/pom.xml
index 4fac4b6e2..a18e479d2 100644
--- a/skywalking-log/log4j-2.x-plugin/pom.xml
+++ b/skywalking-log/log4j-2.x-plugin/pom.xml
@@ -73,13 +73,4 @@
             </plugin>
         </plugins>
     </build>
-
-    <!--发布-->
-    <distributionManagement>
-        <snapshotRepository>
-            <id>company-private-nexus-library-snapshots</id>
-            <name>private-nexus-library-snapshots</name>
-            <url>http://10.1.228.199:18081/nexus/content/repositories/snapshots/</url>
-        </snapshotRepository>
-    </distributionManagement>
 </project>
diff --git a/skywalking-protocol/pom.xml b/skywalking-protocol/pom.xml
index 7b3833223..7bb28ea1f 100644
--- a/skywalking-protocol/pom.xml
+++ b/skywalking-protocol/pom.xml
@@ -56,13 +56,4 @@
 			</plugin>
 		</plugins>
 	</build>
-	<!--发布-->
-	<distributionManagement>
-		<snapshotRepository>
-			<id>company-private-nexus-library-snapshots</id>
-			<name>private-nexus-library-snapshots</name>
-			<url>http://10.1.228.199:18081/nexus/content/repositories/snapshots/</url>
-		</snapshotRepository>
-	</distributionManagement>
-
 </project>
diff --git a/skywalking-sdk-plugin/dubbo-plugin/pom.xml b/skywalking-sdk-plugin/dubbo-plugin/pom.xml
index e9faa898b..1adf4e225 100644
--- a/skywalking-sdk-plugin/dubbo-plugin/pom.xml
+++ b/skywalking-sdk-plugin/dubbo-plugin/pom.xml
@@ -16,12 +16,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
-    <repositories>
-        <repository>
-            <id>Company nexus</id>
-            <url>http://10.1.228.199:18081/nexus/content/groups/public/</url>
-        </repository>
-    </repositories>
 
     <dependencies>
         <dependency>
diff --git a/skywalking-sdk-plugin/spring-plugin/pom.xml b/skywalking-sdk-plugin/spring-plugin/pom.xml
index cc82a5c24..42a0b26d6 100644
--- a/skywalking-sdk-plugin/spring-plugin/pom.xml
+++ b/skywalking-sdk-plugin/spring-plugin/pom.xml
@@ -13,13 +13,6 @@
     <name>spring-plugin</name>
     <url>http://maven.apache.org</url>
 
-    <repositories>
-        <repository>
-            <id>Company</id>
-            <url>http://10.1.228.199:18081/nexus/content/groups/public/</url>
-        </repository>
-    </repositories>
-
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>