diff --git a/net-mgmt/xymon-client/Makefile b/net-mgmt/xymon-client/Makefile
index b485b9e034c9..4b3266620055 100644
--- a/net-mgmt/xymon-client/Makefile
+++ b/net-mgmt/xymon-client/Makefile
@@ -28,7 +28,7 @@ MAKE_ENV+=	XYMONUSER="${XYMONUSER}"
 MAKE_ENV+=	XYMONHOSTIP="${XYMONHOSTIP}"
 MAKE_ENV+=	INSTALLROOT="${STAGEDIR}"
 MAKE_ENV+=	PKGBUILD=1
-MANPREFIX=	${STAGEDIR}${PREFIX}
+MAKE_ENV+=	MANPREFIX="${STAGEDIR}${PREFIX}/share"
 USE_RC_SUBR=	xymon-client
 PLIST_SUB+=	XYMONUSER="${XYMONUSER}"
 CONFIG_FILES=	clientlaunch.cfg xymonclient.cfg localclient.cfg