diff -rupN OpenCV-2.3.1/OpenCVFindIPP.cmake OpenCV-2.3.1.new/OpenCVFindIPP.cmake
--- OpenCV-2.3.1/OpenCVFindIPP.cmake	2011-09-12 13:45:38.000000000 -0500
+++ OpenCV-2.3.1.new/OpenCVFindIPP.cmake	2012-07-23 13:20:22.679636572 -0500
@@ -171,16 +171,22 @@ function(set_ipp_variables _LATEST_VERSI
     if(${_LATEST_VERSION} VERSION_LESS "7.0")
 #        message(STATUS "old")
 
-        # set INCLUDE and LIB folders
+        # set INCLUDE folder
         set(IPP_INCLUDE_DIRS ${IPP_ROOT_DIR}/include PARENT_SCOPE)
-        set(IPP_LIBRARY_DIRS ${IPP_ROOT_DIR}/lib     PARENT_SCOPE)
+
+	# set LIB folder
+	if (IPP_X64)
+		set(IPP_LIBRARY_DIRS ${IPP_ROOT_DIR}/em64t/lib PARENT_SCOPE)
+	else()
+		set(IPP_LIBRARY_DIRS ${IPP_ROOT_DIR}/ia32/lib PARENT_SCOPE)
+	endif()
 
         if (IPP_X64)
-            if(NOT EXISTS ${IPP_ROOT_DIR}/../em64t)
+            if(NOT EXISTS ${IPP_ROOT_DIR}/em64t)
                 message(SEND_ERROR "IPP EM64T libraries not found")
             endif()
         else()
-            if(NOT EXISTS ${IPP_ROOT_DIR}/../ia32)
+            if(NOT EXISTS ${IPP_ROOT_DIR}/ia32)
                 message(SEND_ERROR "IPP IA32 libraries not found")
             endif()
         endif()