diff --git a/install.sh b/install.sh
index 3dc936ac..dc748ee5 100644
--- a/install.sh
+++ b/install.sh
@@ -14,7 +14,7 @@ wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
 tar -xf ta-lib-0.4.0-src.tar.gz
 cd ta-lib
 ./configure --prefix=$prefix
-make
+make -j
 sudo make install
 popd