diff --git a/pal-transmissions/Makefile b/pal-transmissions/Makefile
index 1240633e62cbee34f9c182e1343856f6085328e7..aa5d302e5a581e7bdc2aef318c15b5453477284e 100644
--- a/pal-transmissions/Makefile
+++ b/pal-transmissions/Makefile
@@ -9,7 +9,7 @@ DISTNAME=	${VERSION}
 ROSNAME=	$(subst -,_,${PKGBASE})
 DIST_SUBDIR=	${PKGBASE}
 WRKSRC=		${WRKDIR}/${ROSNAME}-${VERSION}
-PKGREVISION=	1
+PKGREVISION=	2
 
 CATEGORIES=	wip
 # Source file store in robotpkg website
@@ -24,6 +24,9 @@ LICENSE=	2-clause-bsd
 
 USE_BOOST_LIBS=	thread
 
+# To make sure that the chaining uses the openrobots packages first.
+CMAKE_PREFIX_PATH+= ${PREFIX}
+
 include ../../devel/boost-headers/depend.mk
 include ../../devel/boost-libs/depend.mk
 include ../../devel/ros-catkin/depend.mk