diff --git a/cv-bridge.spec b/cv-bridge.spec
index ba556f52042ed11db0e6be0c0da590b74f038cef..b572087ec12bd47202c02806a7c6413d42523edc 100644
--- a/cv-bridge.spec
+++ b/cv-bridge.spec
@@ -6,6 +6,7 @@
 %global __requires_exclude_from ^/opt/ros/%{ros_distro}/.*$
 
 %define RosPkgName      cv-bridge
+%define ros_distro      noetic
 %define with_tests 0
 
 Name:           ros-%{ros_distro}-%{RosPkgName}
diff --git a/image-geometry.spec b/image-geometry.spec
index 5f6a0dd0109c70377702b811cac22b7ca610509d..01e738b6ea09e088cae12a39a989105c49954dc5 100644
--- a/image-geometry.spec
+++ b/image-geometry.spec
@@ -6,6 +6,7 @@
 %global __requires_exclude_from ^/opt/ros/%{ros_distro}/.*$
 
 %define RosPkgName      image-geometry
+%define ros_distro      noetic
 %define with_tests 0
 
 Name:           ros-%{ros_distro}-%{RosPkgName}
diff --git a/vision-opencv.spec b/vision-opencv.spec
index b372cf9c2d3ce9747f1b245f482e88f49a8b07e2..26e2a844a88a15d3e57d5788b6ce7932937bc06b 100644
--- a/vision-opencv.spec
+++ b/vision-opencv.spec
@@ -7,6 +7,7 @@
 %global __requires_exclude_from ^/opt/ros/%{ros_distro}/.*$
 
 %define RosPkgName      vision-opencv
+%define ros_distro      noetic
 %define with_tests 0
 
 Name:           ros-%{ros_distro}-%{RosPkgName}