--- CMakeLists.txt.orig
+++ CMakeLists.txt
@@ -34,7 +34,8 @@ if(NOT CMAKE_BUILD_TYPE)
 endif(NOT CMAKE_BUILD_TYPE)
 set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} CACHE STRING "")
 
-list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)
+#make sure our local CMake Modules path comes first
+list(INSERT CMAKE_MODULE_PATH 0 ${CMAKE_SOURCE_DIR}/cmake/Modules)
 
 ########################################################################
 # Compiler specific setup
@@ -79,6 +80,26 @@ if(NOT GNURADIO_RUNTIME_FOUND)
 endif()
 
 ########################################################################
+# On Apple only, set install name and use rpath correctly, if not already set
+########################################################################
+if(APPLE)
+    if(NOT CMAKE_INSTALL_NAME_DIR)
+        set(CMAKE_INSTALL_NAME_DIR
+            ${CMAKE_INSTALL_PREFIX}/${GR_LIBRARY_DIR} CACHE
+            PATH "Library Install Name Destination Directory" FORCE)
+    endif(NOT CMAKE_INSTALL_NAME_DIR)
+    if(NOT CMAKE_INSTALL_RPATH)
+        set(CMAKE_INSTALL_RPATH
+            ${CMAKE_INSTALL_PREFIX}/${GR_LIBRARY_DIR} CACHE
+            PATH "Library Install RPath" FORCE)
+    endif(NOT CMAKE_INSTALL_RPATH)
+    if(NOT CMAKE_BUILD_WITH_INSTALL_RPATH)
+        set(CMAKE_BUILD_WITH_INSTALL_RPATH ON CACHE
+            BOOL "Do Build Using Library Install RPath" FORCE)
+    endif(NOT CMAKE_BUILD_WITH_INSTALL_RPATH)
+endif(APPLE)
+
+########################################################################
 # Find PyZMQ bindings
 ########################################################################
 include(GrPython)