diff --git a/package/elpa/2019.05.001/install.sh b/package/elpa/2019.05.001/install.sh
index 01bb474cb5858275e9072b1f8e37a87e00556260..528e2b8e180d7c3b1cf79cdaf09c1564ba3edb93 100755
--- a/package/elpa/2019.05.001/install.sh
+++ b/package/elpa/2019.05.001/install.sh
@@ -30,5 +30,5 @@ fi
 
 ./configure --prefix=$1 --enable-openmp --enable-shared=no LIBS="$scalapack_path/libscalapack.a $openblas_path/libopenblas.a" --disable-sse --disable-sse-assembly --disable-avx --disable-avx2
 
-make -j
+make -j 4
 make install