diff --git a/UseOROCOS-RTT.cmake b/UseOROCOS-RTT.cmake
index 66ccd33..396d840 100644
--- a/UseOROCOS-RTT.cmake
+++ b/UseOROCOS-RTT.cmake
@@ -107,24 +107,38 @@ endmacro( orocos_component )
 # Utility libraries should add themselves by calling 'orocos_library()' 
 # instead of 'ADD_LIBRARY' in CMakeLists.txt.
 #
-# Usage: orocos_library( libraryname src1 src2 src3 )
+# Usage: orocos_library( libraryname src1 src2 src3 [INSTALL lib/] )
 #
-macro( orocos_library LIB_TARGET_NAME )
+macro( orocos_library )
 
-  set(AC_INSTALL_DIR lib)
+  ORO_PARSE_ARGUMENTS(ADD_COMPONENT
+    "INSTALL"
+    ""
+    ${ARGN}
+    )
+  list(GET ADD_COMPONENT_DEFAULT_ARGS 0 LIB_TARGET_NAME)
+  list(REMOVE_AT ADD_COMPONENT_DEFAULT_ARGS 0)
+  SET( SOURCES ${ADD_COMPONENT_DEFAULT_ARGS} )
+  if ( ADD_COMPONENT_INSTALL )
+    set(AC_INSTALL_DIR ${ADD_COMPONENT_INSTALL})
+  else()
+    set(AC_INSTALL_DIR lib)
+  endif()
   set(AC_INSTALL_RT_DIR bin)
-  
+    
   if ( ${OROCOS_TARGET} STREQUAL "gnulinux" OR ${OROCOS_TARGET} STREQUAL "lxrt" OR ${OROCOS_TARGET} STREQUAL "xenomai")
       set( LIB_NAME ${LIB_TARGET_NAME}-${OROCOS_TARGET})
   else()
       set( LIB_NAME ${LIB_TARGET_NAME})
   endif()
   MESSAGE( "Building library ${LIB_TARGET_NAME}" )
+
   if (ROS_ROOT)
-    rosbuild_add_library(${LIB_TARGET_NAME} ${ARGN} )
+    rosbuild_add_library(${LIB_TARGET_NAME} ${SOURCES} )
   else()
-    ADD_LIBRARY( ${LIB_TARGET_NAME} SHARED ${ARGN} )
+    ADD_LIBRARY( ${LIB_TARGET_NAME} SHARED ${SOURCES} )
   endif()
+
   SET_TARGET_PROPERTIES( ${LIB_TARGET_NAME} PROPERTIES
     OUTPUT_NAME ${LIB_NAME}
 #    VERSION ${OCL_VERSION}