Crashes with Java 14

[cloojure]

Works with Java 8. Can this be upgraded?

~/expr/demo/clojure-from-java >
~/expr/demo/clojure-from-java > java14
openjdk version "14.0.1" 2020-04-14
OpenJDK Runtime Environment (build 14.0.1+14)
OpenJDK 64-Bit Server VM (build 14.0.1+14, mixed mode, sharing)


~/expr/demo/clojure-from-java > mvn  -q clean
~/expr/demo/clojure-from-java > mvn  -q compile
[ERROR] COMPILATION ERROR :
[ERROR] Source option 6 is no longer supported. Use 7 or later.
[ERROR] Target option 6 is no longer supported. Use 7 or later.
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile (default-compile) on project clojure-from-java: Compilation failure: Compilation failure:
[ERROR] Source option 6 is no longer supported. Use 7 or later.
[ERROR] Target option 6 is no longer supported. Use 7 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