diff --git a/ispd/CMakeLists.txt b/ispd/CMakeLists.txt
index a742fe0e..931de901 100644
--- a/ispd/CMakeLists.txt
+++ b/ispd/CMakeLists.txt
@@ -30,21 +30,19 @@ SET(CMAKE_CXX_FLAGS_DEBUG           "-g -Wall" CACHE STRING "Debug options." FOR
 MACRO(SETUP_PROJECT_PATHS project)
   IF( NOT("$ENV{${project}_USER_TOP}" STREQUAL "") )
     MESSAGE("-- ${project}_USER_TOP is set to $ENV{${project}_USER_TOP}")
-    SET(${project}_DIR_SEARCH "$ENV{${project}_USER_TOP}")
-    SET(PROJECT_MODULE_PATH   "$ENV{${project}_USER_TOP}/share/cmake_modules/")
+    SET(PROJECT_MODULE_PATH "$ENV{${project}_USER_TOP}/share/cmake_modules/")
     LIST(FIND CMAKE_MODULE_PATH "${PROJECT_MODULE_PATH}" DIR_INDEX)
     IF( DIR_INDEX LESS 0)
-      LIST(APPEND CMAKE_MODULE_PATH "${PROJECT_MODULE_PATH}")
+      LIST(INSERT CMAKE_MODULE_PATH 0 "${PROJECT_MODULE_PATH}")
     ENDIF( DIR_INDEX LESS 0)
   ENDIF( NOT("$ENV{${project}_USER_TOP}" STREQUAL "") )
   
   IF( NOT("$ENV{${project}_TOP}" STREQUAL "") )
     MESSAGE("-- ${project}_TOP is set to $ENV{${project}_TOP}")
-    LIST(APPEND ${project}_DIR_SEARCH     "$ENV{${project}_TOP}")
-    SET(PROJECT_MODULE_PATH               "$ENV{${project}_TOP}/share/cmake_modules/")
+    SET(PROJECT_MODULE_PATH "$ENV{${project}_TOP}/share/cmake_modules/")
     LIST(FIND CMAKE_MODULE_PATH "${PROJECT_MODULE_PATH}" DIR_INDEX)
     IF( DIR_INDEX LESS 0)
-      LIST(APPEND CMAKE_MODULE_PATH "${PROJECT_MODULE_PATH}")
+      LIST(INSERT CMAKE_MODULE_PATH 0 "${PROJECT_MODULE_PATH}")
     ENDIF( DIR_INDEX LESS 0)
   ENDIF( NOT("$ENV{${project}_TOP}" STREQUAL "") )
 ENDMACRO(SETUP_PROJECT_PATHS project)