diff --git a/CMakeLists.txt b/CMakeLists.txt
index cf141e4..da2db42 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,6 +121,26 @@ set(GR_LIBEXEC_DIR      libexec)
 set(GR_PKG_LIBEXEC_DIR  ${GR_LIBEXEC_DIR}/${CMAKE_PROJECT_NAME})
 set(GRC_BLOCKS_DIR      ${GR_PKG_DATA_DIR}/grc/blocks)
 
+########################################################################
+# 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 gnuradio build dependencies
 ########################################################################