diff --git a/c/ChronusQ/ChronusQ-20180802-intel-2017a.eb b/c/ChronusQ/ChronusQ-20180802-intel-2017a.eb
index f56bde3f..1ea420c5 100644
--- a/c/ChronusQ/ChronusQ-20180802-intel-2017a.eb
+++ b/c/ChronusQ/ChronusQ-20180802-intel-2017a.eb
@@ -32,6 +32,7 @@ prebuildopts = 'bin/buildlibint 28 && '
 configopts = "-DEIGEN3_ROOT=$EBROOTEIGEN "
 configopts += "-DBOOST_ROOT=$EBROOTBOOST "
 configopts += "-DBOOST_ROOT=$EBROOTHDF5 "
+configopts += "-DCQ_ENABLE_MPI=ON "
 
 sanity_check_paths = {
     'files': [],