document minimal JDK version required to build (#305)

Signed-off-by: Manfred Hanke <[email protected]>
TNG · Feb 29, 2020 · d3b0830 · d3b0830
1 parent b563e88
commit d3b0830
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -4,8 +4,9 @@ Contributions are very welcome. The following will provide some helpful guidelin
 
 ## How to build the project
 
-ArchUnit requires at least JDK 9 to build. The following is just an example input/output from a 
-Unix command line. Windows users should use `gradlew.bat` instead.
+ArchUnit requires at least JDK 11 to build.
+The following is just an example input/output from a Unix command line.
+Windows users should use `gradlew.bat` instead.
 
 ```
 $ cd /path/to/git/clone/of/ArchUnit