Index: net/chrony/Makefile
===================================================================
--- net/chrony/Makefile	(revision 454489)
+++ net/chrony/Makefile	(working copy)
@@ -42,6 +42,7 @@
 
 NSS_DESC=		Add support for more hashing algorithms
 NSS_CONFIGURE_OFF=	--without-nss
+NSS_LIB_DEPENDS=	libfreebl3.so:security/nss
 NSS_USES=		pkgconfig
 
 post-install: