diff --git a/rtl/java/system.pp b/rtl/java/system.pp
index 7cd6d7c656..4b97e5d0dd 100644
--- a/rtl/java/system.pp
+++ b/rtl/java/system.pp
@@ -14,7 +14,7 @@
 
  **********************************************************************}
 
-Unit System;
+Unit system;
 
 {*****************************************************************************}
                                     interface