mvn error: package org.apache.commons.lang does not exist

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile) on project util: Compilation failure: Compilation failure:

error: package org.apache.commons.lang does not exist

<dependency>
        <groupId>commons-lang</groupId>
        <artifactId>commons-lang</artifactId>
        <version>2.4</version>
    </dependency>