diff --git a/Install.sh b/Install.sh
index b05c2cac..4e7ab103 100644
--- a/Install.sh
+++ b/Install.sh
@@ -183,7 +183,7 @@ echo ${FLAG}
 mkdir build
 cd build
 cmake ../ ${FLAG} -DDEV_MODE=on
-make -j`nproc`
+make -j4
 make install
 ctest
 gcovr -r ../ . --html-details cov.html