diff --git a/java/openjdk6/Makefile b/java/openjdk6/Makefile
index 82a7995871aa..b8b290d26cf6 100644
--- a/java/openjdk6/Makefile
+++ b/java/openjdk6/Makefile
@@ -53,7 +53,7 @@ FASTDEBUG_DESC=	Include fastdebug build
 TEST_DESC=	Add support for running regression test
 .endif
 
-USES=		gmake motif
+USES=		gmake iconv motif
 
 .include <bsd.port.options.mk>
 .include "${.CURDIR}/../openjdk6/Makefile.icedtea"