diff --git a/recipes-ros/ros-comm/topic-tools_1.9.41.bb b/recipes-ros/ros-comm/topic-tools_1.9.41.bb
index 69f4b1a..cc92c61 100644
--- a/recipes-ros/ros-comm/topic-tools_1.9.41.bb
+++ b/recipes-ros/ros-comm/topic-tools_1.9.41.bb
@@ -8,4 +8,4 @@ DEPENDS = "rostest-native"
 
 require ros-comm.inc
 
-S = "${WORKDIR}/ros_comm-${PV}/tools/${BPN}"
+S = "${WORKDIR}/ros_comm-${PV}/tools/${ROS_BPN}"