diff --git a/.conda/evpfft/cpu/build.sh b/.conda/evpfft/cpu/build.sh
index 3c8effee2..90945f47d 100755
--- a/.conda/evpfft/cpu/build.sh
+++ b/.conda/evpfft/cpu/build.sh
@@ -9,8 +9,9 @@ cmake ../src/ \
     -D VECTOR_ARCH_FLAGS="$VECTOR_ARCH_FLAGS" \
     -D USE_FFTW=1 \
     $CMAKE_ARGS \
+    -D HDF5_MPI=ON
     -D CMAKE_CXX_FLAGS="$PATCHED_CXXFLAGS" \
     -D CMAKE_CXX_COMPILER=$BUILD_PREFIX/bin/mpicxx \
     -D CMAKE_C_COMPILER=$BUILD_PREFIX/bin/mpicc \
 
-make install
\ No newline at end of file
+make install