Unable to locate the Javac Compiler in.ZKUI

I want install zkui on centos 7.1, But I have this error. [root@server-1 zkui]# mvn clean install [INFO] Scanning for projects... [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Building zkui 2.0-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ zkui --- [INFO] Deleting /root/zkui/target [INFO] [INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ zkui --- [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] Copying 29 resources [INFO] [INFO] --- maven-compiler-plugin:2.3.2:compile (default-compile) @ zkui --- [INFO] Compiling 20 source files to /root/zkui/target/classes [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] Unable to locate the Javac Compiler in: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64/jre/../lib/tools.jar Please ensure you are using JDK 1.4 or above and not a JRE (the com.sun.tools.javac.Main class is required). In most cases you can change the location of your Java installation by setting the JAVA_HOME environment variable. [INFO] 1 error [INFO] ------------------------------------------------------------- [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 0.680 s [INFO] Finished at: 2018-01-02T08:17:00-05:00 [INFO] Final Memory: 11M/102M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile) on project zkui: Compilation failure [ERROR] Unable to locate the Javac Compiler in: [ERROR] /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64/jre/../lib/tools.jar [ERROR] Please ensure you are using JDK 1.4 or above and [ERROR] not a JRE (the com.sun.tools.javac.Main class is required). [ERROR] In most cases you can change the location of your Java [ERROR] installation by setting the JAVA_HOME environment variable. [ERROR] [ERROR] -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException Mvn version: [root@server-1 zkui]# mvn -v Apache Maven 3.5.2 (138edd61fd100ec658bfa2d307c43b76940a5d7d; 2017-10-18T03:58:13-04:00) Maven home: /usr/local/maven3 Java version: 1.8.0_151, vendor: Oracle Corporation Java home: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64/jre Default locale: en_US, platform encoding: UTF-8 OS name: "linux", version: "3.10.0-229.el7.x86_64", arch: "amd64", family: "unix" Also my JAVA_HOME : [root@server-1 zkui]# echo $JAVA_HOME /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64/jre