diff --git a/external/external_python_build.cmake b/external/external_python_build.cmake
index e93947a..805d0b5 100644
--- a/external/external_python_build.cmake
+++ b/external/external_python_build.cmake
@@ -199,15 +199,14 @@ IF(INTERNAL_KDTREE_SCIPY)
     BUILD_IN_SOURCE 1
     BUILD_COMMAND ${BUILD_ENVIRONMENT} ${CMAKE_SOURCE_DIR}/external/python_build.cmake
     INSTALL_COMMAND ${BUILD_ENVIRONMENT} ${CMAKE_SOURCE_DIR}/external/python_install.cmake
-    PATCH_COMMAND  ${CMAKE_COMMAND} 
-      -DBUILD_PREFIX=${BUILD_PREFIX}/kdtree-scipy-prefix 
-      -DPATCH_FILE=${CMAKE_SOURCE_DIR}/external/patch_kdtree 
-      -DSOURCE_PREFIX=${BUILD_PREFIX}/kdtree-scipy-prefix/src/kdtree-scipy
-      -P ${CMAKE_SOURCE_DIR}/external/check_and_apply_patch.cmake
-
    )
   SET(AUXILIARY_PYTHON_DEPEND ${AUXILIARY_PYTHON_DEPEND} kdtree-scipy)
 ENDIF(INTERNAL_KDTREE_SCIPY)
+    #PATCH_COMMAND  ${CMAKE_COMMAND} 
+    #  -DPATCH_FILE=${CMAKE_SOURCE_DIR}/external/patch_kdtree 
+    #  -DBUILD_PREFIX=${BUILD_PREFIX}/kdtree-scipy-prefix 
+    #  -DSOURCE_PREFIX=${BUILD_PREFIX}/kdtree-scipy-prefix/src/kdtree-scipy
+    #  -P ${CMAKE_SOURCE_DIR}/external/check_and_apply_patch.cmake