diff --git a/java/classpath/classpath.conf b/java/classpath/classpath.conf
index 777136d6e..aec003be9 100644
--- a/java/classpath/classpath.conf
+++ b/java/classpath/classpath.conf
@@ -19,3 +19,5 @@ var_append GCC_WRAPPER_INSERT " " "-I/usr/X11/include -I/usr/include/freetype2"
 # explicitely disable gcjwebplugin
 # TODO: we need a proper mozilla xulrunner integration
 var_append extraconfopt ' ' "--disable-plugin"
+
+var_append extraconfopt ' ' "--disable-Werror"