diff --git a/dev-ros/rosserial_server/rosserial_server-0.9.1.ebuild b/dev-ros/rosserial_server/rosserial_server-0.9.1-r1.ebuild
similarity index 85%
rename from dev-ros/rosserial_server/rosserial_server-0.9.1.ebuild
rename to dev-ros/rosserial_server/rosserial_server-0.9.1-r1.ebuild
index dff517382a908..dbc6e13e84e29 100644
--- a/dev-ros/rosserial_server/rosserial_server-0.9.1.ebuild
+++ b/dev-ros/rosserial_server/rosserial_server-0.9.1-r1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -16,7 +16,7 @@ IUSE=""
 RDEPEND="
 	dev-ros/roscpp
 	dev-ros/topic_tools
-	dev-libs/boost:=[threads]
+	dev-libs/boost:=[threads(+)]
 "
 DEPEND="${RDEPEND}
 	dev-ros/rosserial_msgs[${CATKIN_MESSAGES_CXX_USEDEP}]
diff --git a/dev-ros/rosserial_server/rosserial_server-9999.ebuild b/dev-ros/rosserial_server/rosserial_server-9999.ebuild
index dff517382a908..dbc6e13e84e29 100644
--- a/dev-ros/rosserial_server/rosserial_server-9999.ebuild
+++ b/dev-ros/rosserial_server/rosserial_server-9999.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -16,7 +16,7 @@ IUSE=""
 RDEPEND="
 	dev-ros/roscpp
 	dev-ros/topic_tools
-	dev-libs/boost:=[threads]
+	dev-libs/boost:=[threads(+)]
 "
 DEPEND="${RDEPEND}
 	dev-ros/rosserial_msgs[${CATKIN_MESSAGES_CXX_USEDEP}]