diff --git a/dev-R/RcppEnsmallen/Manifest b/dev-R/RcppEnsmallen/Manifest
index 61c91433a2..592d85448d 100644
--- a/dev-R/RcppEnsmallen/Manifest
+++ b/dev-R/RcppEnsmallen/Manifest
@@ -1 +1 @@
-DIST RcppEnsmallen_0.2.16.1.1.tar.gz 224840 BLAKE2B 8d2499f971e6bdfcf49b008782456871670e6de0ca9f6ed30c42602e57734edf3d8d9482f42e2355645adfeb622174eb630b2e56772654e50377715f95c76345 SHA512 eebed4b7b6239af7f2c80f1276e6670bf597cff276c0d04d700cb62dce106d6463a8b9ee3464051d63d653739de5ccacdb757d715dd966163de142b9b227d942
+DIST RcppEnsmallen_0.2.15.0.1.tar.gz 223966 BLAKE2B fd7ed0b56d2f136f836b8987bb7b599aa1acdffce3c77e381939d7ec575cb5dabb181d5ddd7c229f3905b3d43c69705cd55fffcae5ea057742435ac13baa5080 SHA512 ab3ad2711154342030f66d89a3472181ac311b769b55018742cbee7e233327eabb85d4dccb9a5361f680d1ca0fe5ffa613211f908d85981eea19efd0ecb39f70
diff --git a/dev-R/RcppEnsmallen/RcppEnsmallen-0.2.16.1.1.ebuild b/dev-R/RcppEnsmallen/RcppEnsmallen-0.2.15.0.1.ebuild
similarity index 71%
rename from dev-R/RcppEnsmallen/RcppEnsmallen-0.2.16.1.1.ebuild
rename to dev-R/RcppEnsmallen/RcppEnsmallen-0.2.15.0.1.ebuild
index 0f929ce3a2..5b357cc946 100644
--- a/dev-R/RcppEnsmallen/RcppEnsmallen-0.2.16.1.1.ebuild
+++ b/dev-R/RcppEnsmallen/RcppEnsmallen-0.2.15.0.1.ebuild
@@ -3,15 +3,19 @@
 
 EAPI=7
 
+MYPV="$(ver_cut 2-4 ${PV})"
+
 inherit R-packages
 
 DESCRIPTION='Header-Only C++ Mathematical Optimization library for armadillo'
+SRC_URI="mirror://cran/src/contrib/Archive/RcppEnsmallen/RcppEnsmallen_${PV}.tar.gz"
 KEYWORDS="~amd64"
 LICENSE='GPL-2+'
 
 DEPEND="
 	>=dev-lang/R-3.3.0
 	dev-R/Rcpp
+	=sci-libs/ensmallen-${MYPV}*
 "
 RDEPEND="
 	${DEPEND}