diff --git a/cmake/OpenCVFindOpenNI2.cmake b/cmake/OpenCVFindOpenNI2.cmake
index 83acf1bc5..fc4f153cf 100644
--- a/cmake/OpenCVFindOpenNI2.cmake
+++ b/cmake/OpenCVFindOpenNI2.cmake
@@ -17,7 +17,7 @@ if(WIN32)
         find_file(OPENNI2_INCLUDES "OpenNI.h" PATHS "$ENV{OPEN_NI_INSTALL_PATH}Include" DOC "OpenNI2 c++ interface header")
         find_library(OPENNI2_LIBRARY "OpenNI2" PATHS $ENV{OPENNI2_LIB} DOC "OpenNI2 library")
     else()
-        find_file(OPENNI2_INCLUDES "OpenNI.h" PATHS "$ENV{OPEN_NI_INSTALL_PATH64}Include" DOC "OpenNI2 c++ interface header")
+        find_file(OPENNI2_INCLUDES "OpenNI.h" PATHS $ENV{OPENNI2_INCLUDE64} "$ENV{OPEN_NI_INSTALL_PATH64}Include" DOC "OpenNI2 c++ interface header")
         find_library(OPENNI2_LIBRARY "OpenNI2" PATHS $ENV{OPENNI2_LIB64} DOC "OpenNI2 library")
     endif()
 elseif(UNIX OR APPLE)