diff --git a/plusone-commons/pom.xml b/plusone-commons/pom.xml
index 5e3b662..38ceaf0 100644
--- a/plusone-commons/pom.xml
+++ b/plusone-commons/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>xyz.zhouxy.plusone</groupId>
         <artifactId>plusone-parent</artifactId>
-        <version>1.1.0-RC1</version>
+        <version>1.1.0-RC2</version>
     </parent>
 
     <artifactId>plusone-commons</artifactId>
@@ -17,7 +17,6 @@
     </description>
 
     <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>1.8</java.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
diff --git a/plusone-dependencies/pom.xml b/plusone-dependencies/pom.xml
index 4c49ade..46d3c0d 100644
--- a/plusone-dependencies/pom.xml
+++ b/plusone-dependencies/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>xyz.zhouxy.plusone</groupId>
         <artifactId>plusone-parent</artifactId>
-        <version>1.1.0-RC1</version>
+        <version>1.1.0-RC2</version>
     </parent>
 
     <artifactId>plusone-dependencies</artifactId>
@@ -18,11 +18,6 @@
     </description>
 
     <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <java.version>1.8</java.version>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
-
         <guava.version>33.4.8-jre</guava.version>
         <joda-time.version>2.14.0</joda-time.version>
 
@@ -214,7 +209,7 @@
                 <version>${junit.version}</version>
                 <type>pom</type>
                 <scope>import</scope>
-              </dependency>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -223,7 +218,7 @@
             <plugins>
                 <plugin>
                     <artifactId>maven-clean-plugin</artifactId>
-                    <version>3.2.0</version>
+                    <version>3.4.0</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-resources-plugin</artifactId>
@@ -231,31 +226,31 @@
                 </plugin>
                 <plugin>
                     <artifactId>maven-compiler-plugin</artifactId>
-                    <version>3.11.0</version>
+                    <version>3.13.0</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-surefire-plugin</artifactId>
-                    <version>3.0.0</version>
-                </plugin>
-                <plugin>
-                    <artifactId>maven-jar-plugin</artifactId>
                     <version>3.3.0</version>
                 </plugin>
+                <plugin>
+                    <artifactId>maven-jar-plugin</artifactId>
+                    <version>3.4.2</version>
+                </plugin>
                 <plugin>
                     <artifactId>maven-install-plugin</artifactId>
-                    <version>3.1.1</version>
+                    <version>3.1.2</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-deploy-plugin</artifactId>
-                    <version>3.1.1</version>
+                    <version>3.1.2</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-site-plugin</artifactId>
-                    <version>4.0.0-M7</version>
+                    <version>3.12.1</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-project-info-reports-plugin</artifactId>
-                    <version>3.4.2</version>
+                    <version>3.6.1</version>
                 </plugin>
             </plugins>
         </pluginManagement>
diff --git a/pom.xml b/pom.xml
index 12c265a..9849ce2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,9 +6,13 @@
 
     <groupId>xyz.zhouxy.plusone</groupId>
     <artifactId>plusone-parent</artifactId>
-    <version>1.1.0-RC1</version>
+    <version>1.1.0-RC2</version>
     <packaging>pom</packaging>
 
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
     <modules>
         <module>plusone-commons</module>
         <module>plusone-dependencies</module>