diff --git a/MOVED b/MOVED
index a6d40225248..161aace9208 100644
--- a/MOVED
+++ b/MOVED
@@ -10530,3 +10530,4 @@ x11-wm/swm||2018-09-21|Has expired: upstream no longer maintained, the screen tu
 graphics/OpenEXR|graphics/openexr|2018-09-22|Renamed to match upstream distribution's lower-case name
 math/mtl||2018-09-27|Has expired: fails to fetch: mastersite times out
 dns/dnscrypt-proxy|dns/dnscrypt-proxy2|2018-09-27|Has expired: Deprecated by upstream, use dns/dnscrypt-proxy2 instead
+www/waterfox||2018-09-29|Has expired: experiment ended: unsustainable
diff --git a/Mk/Uses/cargo.mk b/Mk/Uses/cargo.mk
index 7590170a069..6c2514d5367 100644
--- a/Mk/Uses/cargo.mk
+++ b/Mk/Uses/cargo.mk
@@ -46,7 +46,7 @@ DISTFILES+=	${CARGO_DIST_SUBDIR}/${_crate}.tar.gz:cargo_${_crate:S/-//g:S/.//g}
 
 CARGO_BUILDDEP?=	yes
 .if ${CARGO_BUILDDEP:tl} == "yes"
-BUILD_DEPENDS+=	 rust>=1.19.0_2:lang/rust
+BUILD_DEPENDS+=	 rust>=1.29.1:lang/rust
 .endif
 
 # Location of cargo binary (default to lang/rust's Cargo binary)