diff --git a/README.md b/README.md
index 18a487c3a..1f85a4adb 100644
--- a/README.md
+++ b/README.md
@@ -58,5 +58,6 @@ Make sure you have Java installed with JavaFX 8 at least. Liberica full JDK 8 or
 |`-Dhmcl.update_source.override=<url>`|Override the update source.|
 |`-Dhmcl.authlibinjector.location=<path>`|Use specified authlib-injector (instead of downloading one).|
 |`-Dhmcl.openjfx.repo=<maven repository url>`|Add custom maven repository for download OpenJFX.|
+|`-Dhmcl.native.encoding=<encoding>`|Override the native encoding.|
 |`-Dhmcl.microsoft.auth.id=<App ID>`|Override Microsoft OAuth App ID.|
 |`-Dhmcl.microsoft.auth.secret=<App Secret>`|Override Microsoft OAuth App secret.|