diff --git a/Makefile b/Makefile
index 17d0de8..f71a95d 100644
--- a/Makefile
+++ b/Makefile
@@ -21,6 +21,5 @@ get-dakota-src:
 		git submodule update --init packages/pecos && \
 		git submodule update --init packages/surfpack && \
 		git apply ../src_patches/dakota-src.patch && \
-		git apply --whitespace=nowarn ../src_patches/numpy_pyarray.patch && \
 	    find . \( -name \*.cpp -o -name \*.hpp -o -name \*.c -o -name \*.h \) -exec \
-			sed -i -f ../src_patches/replace_old_macros_numpy.sed {} +
+			sed -i -E -f ../src_patches/replace_old_macros_numpy.sed {} +
diff --git a/src_patches/replace_old_macros_numpy.sed b/src_patches/replace_old_macros_numpy.sed
index e1402a9..f8a4794 100644
--- a/src_patches/replace_old_macros_numpy.sed
+++ b/src_patches/replace_old_macros_numpy.sed
@@ -149,3 +149,4 @@ s/\bPyArray_MAX_ELSIZE\b/NPY_MAX_ELSIZE/g
 s/\bPyArray_USE_PYMEM\b/NPY_USE_PYMEM/g
 s/\bPyArray_RemoveLargest\b/PyArray_RemoveSmallest/g
 s/\bPyArray_UCS4\b/npy_ucs4/g
+s/PyArray_(DIM|NDIM)\(([[:alpha:]]*)([^)]*)\)/PyArray_\1(reinterpret_cast<PyArrayObject*>(\2)\3)/g