diff --git a/Documantation.md b/Documantation.md
index 7ed579f..4a8688c 100644
--- a/Documantation.md
+++ b/Documantation.md
@@ -1,6 +1,6 @@
 ## Build cemu_UI
 cemu_UI uses maven to manage all dependencies and to build the Software. In order to build cemu_UI
-make sure you have [Maven](https://maven.apache.org/) and the latest version of java 8 oracle jdk installed.
+make sure you have [Maven](https://maven.apache.org/) and the latest version of java 9 oracle jdk installed.
 
 At first you need to clone cemu_UI `git clone https://github.com/Seil0/cemu_UI.git`, if you have done that go to the root folder of cemu_UI and build the cemu_UI package with `mvn package`. The final package can be found in _/target/cemu_UI-0.0.0-SNAPSHOT-shaded.jar_.