Maven install failing - Source option 5 is no longer supported.

[acoutts]

andrewcoutts@Andrews-MacBook-Pro:~/Downloads/minimal-json-master$ mvn clean install [INFO] Scanning for projects... [INFO] ------------------------------------------------------------------------ [INFO] Reactor Build Order: [INFO] [INFO] minimal-json [bundle] [INFO] minimal-json performance tests [jar] [INFO] build [pom] [INFO] [INFO] ------------< com.eclipsesource.minimal-json:minimal-json >------------- [INFO] Building minimal-json 0.9.6-SNAPSHOT [1/3] [INFO] -------------------------------[ bundle ]------------------------------- [INFO] [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ minimal-json --- [INFO] Deleting /Users/andrewcoutts/Downloads/minimal-json-master/com.eclipsesource.json/target [INFO] [INFO] --- maven-resources-plugin:3.1.0:resources (default-resources) @ minimal-json --- [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] skip non existing resourceDirectory /Users/andrewcoutts/Downloads/minimal-json-master/com.eclipsesource.json/src/main/resources [INFO] [INFO] --- maven-compiler-plugin:3.2:compile (default-compile) @ minimal-json --- [INFO] Changes detected - recompiling the module! [INFO] Compiling 15 source files to /Users/andrewcoutts/Downloads/minimal-json-master/com.eclipsesource.json/target/classes [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] Source option 5 is no longer supported. Use 6 or later. [ERROR] Target option 1.5 is no longer supported. Use 1.6 or later. [INFO] 2 errors [INFO] ------------------------------------------------------------- [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] minimal-json ....................................... FAILURE [ 1.511 s] [INFO] minimal-json performance tests ..................... SKIPPED [INFO] build 0.9.6-SNAPSHOT ............................... SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.176 s [INFO] Finished at: 2018-06-16T10:07:02-04:00 [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.2:compile (default-compile) on project minimal-json: Compilation failure: Compilation failure: [ERROR] Source option 5 is no longer supported. Use 6 or later. [ERROR] Target option 1.5 is no longer supported. Use 1.6 or later. [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