diff --git a/sci-biology/snapgene-viewer/snapgene-viewer-7.0.3.ebuild b/sci-biology/snapgene-viewer/snapgene-viewer-7.0.3.ebuild
index d117fbc1424..3db83ce564a 100644
--- a/sci-biology/snapgene-viewer/snapgene-viewer-7.0.3.ebuild
+++ b/sci-biology/snapgene-viewer/snapgene-viewer-7.0.3.ebuild
@@ -32,7 +32,7 @@ RDEPEND="${DEPEND}
 	sci-libs/htslib:0/3
 	sys-devel/gcc
 	sys-libs/glibc
-	sys-libs/libcxx[libcxxabi]
+	llvm-runtimes/libcxx[libcxxabi]
 	sys-libs/libunwind:0/8
 	x11-libs/libX11
 	x11-libs/libXau
diff --git a/sci-libs/iRODS/iRODS-4.2.11.ebuild b/sci-libs/iRODS/iRODS-4.2.11.ebuild
index c0a581128e1..0c65e4be70f 100644
--- a/sci-libs/iRODS/iRODS-4.2.11.ebuild
+++ b/sci-libs/iRODS/iRODS-4.2.11.ebuild
@@ -30,7 +30,7 @@ DEPEND="
 	dev-libs/libfmt
 	dev-libs/openssl
 	dev-libs/spdlog
-	sys-libs/libcxx
+	llvm-runtimes/libcxx
 	sys-libs/pam
 	net-libs/cppzmq
 	net-libs/zeromq