diff --git a/ros-realtime-tools/DESCR b/ros-realtime-tools/DESCR
old mode 100755
new mode 100644
diff --git a/ros-realtime-tools/Makefile b/ros-realtime-tools/Makefile
old mode 100755
new mode 100644
index 541f63e634a5ed8615543a4897ce48b0c1695460..6757561f38e08596a4ac938986d07f53cb1a8b4e
--- a/ros-realtime-tools/Makefile
+++ b/ros-realtime-tools/Makefile
@@ -11,7 +11,7 @@ ROS_COMMENT=	topic publisher from reatime threads
 
 include ../../meta-pkgs/ros-base/Makefile.common
 
-DEPEND_ABI.ros+=ros>=hydro
+DEPEND_ABI.ros+=ros>=groovy
 
 include ../../devel/ros-catkin/depend.mk
 include ../../middleware/ros-comm/depend.mk
diff --git a/ros-realtime-tools/PLIST b/ros-realtime-tools/PLIST
old mode 100755
new mode 100644
diff --git a/ros-realtime-tools/depend.mk b/ros-realtime-tools/depend.mk
old mode 100755
new mode 100644
index 55a0991d2e1366d36268cce23c0bb296c439a1b6..bfd3f6120980f767432c6334acedd1b27d3c63a5
--- a/ros-realtime-tools/depend.mk
+++ b/ros-realtime-tools/depend.mk
@@ -12,12 +12,14 @@ endif
 ifeq (+,$(ROS_REALTIMETOOLS_DEPEND_MK)) # ----------------------------------
 
 include ../../meta-pkgs/ros-base/depend.common
-PREFER.ros-reatime-tools?=		${PREFER.ros-base}
+PREFER.ros-realtime-tools?=		${PREFER.ros-base}
 SYSTEM_PREFIX.ros-realtime-tools?=	${SYSTEM_PREFIX.ros-base}
 
 DEPEND_USE+=			ros-realtime-tools
 ROS_DEPEND_USE+=		ros-realtime-tools
 
+DEPEND_ABI.ros+=ros>=groovy
+
 DEPEND_ABI.ros-realtime-tools?=	ros-realtime-tools>=1.8.2
 DEPEND_DIR.ros-realtime-tools?=	../../wip/ros-realtime-tools
 
diff --git a/ros-realtime-tools/distinfo b/ros-realtime-tools/distinfo
old mode 100755
new mode 100644