diff --git a/sci-electronics/gazebo/gazebo-9.0.0.ebuild b/sci-electronics/gazebo/gazebo-9.0.0-r1.ebuild
similarity index 98%
rename from sci-electronics/gazebo/gazebo-9.0.0.ebuild
rename to sci-electronics/gazebo/gazebo-9.0.0-r1.ebuild
index 77f42540c99b1..082cdd6c8e6fc 100644
--- a/sci-electronics/gazebo/gazebo-9.0.0.ebuild
+++ b/sci-electronics/gazebo/gazebo-9.0.0-r1.ebuild
@@ -46,7 +46,7 @@ RDEPEND="
 	net-libs/ignition-msgs:1=
 	sci-libs/ignition-math:4=
 	net-libs/ignition-transport:4=
-	x11-libs/qwt:6=[qt5]
+	x11-libs/qwt:6=[qt5(+)]
 "
 DEPEND="${RDEPEND}
 	dev-qt/qttest:5
diff --git a/sci-electronics/gazebo/gazebo-9.1.1.ebuild b/sci-electronics/gazebo/gazebo-9.1.1-r1.ebuild
similarity index 98%
rename from sci-electronics/gazebo/gazebo-9.1.1.ebuild
rename to sci-electronics/gazebo/gazebo-9.1.1-r1.ebuild
index ceedacc19dc87..a1bfd2b1d31f2 100644
--- a/sci-electronics/gazebo/gazebo-9.1.1.ebuild
+++ b/sci-electronics/gazebo/gazebo-9.1.1-r1.ebuild
@@ -47,7 +47,7 @@ RDEPEND="
 	net-libs/ignition-msgs:1=
 	sci-libs/ignition-math:4=
 	net-libs/ignition-transport:4=
-	x11-libs/qwt:6=[qt5]
+	x11-libs/qwt:6=[qt5(+)]
 "
 DEPEND="${RDEPEND}
 	dev-qt/qttest:5