--- a/build.sh
+++ b/build.sh
@@ -26,18 +26,18 @@ base_dir=$PWD
 export OPTFLAGS="-O3 -flto -march=x86-64-v3"
 
 cd $base_dir/mupen64plus-core/projects/unix
-make NETPLAY=1 NO_ASM=1 OSD=0 V=1 -j4 all
+make NETPLAY=1 NO_ASM=1 OSD=0 V=1 all
 cp -P $base_dir/mupen64plus-core/projects/unix/*$suffix* $install_dir
 cp $base_dir/mupen64plus-core/data/* $install_dir
 
 cd $base_dir/mupen64plus-input-raphnetraw/projects/unix
-make V=1 -j4 all
+make V=1 all
 cp $base_dir/mupen64plus-input-raphnetraw/projects/unix/*$suffix $install_dir
 
 mkdir -p $base_dir/mupen64plus-input-qt/build
 cd $base_dir/mupen64plus-input-qt/build
 qmake6 ../mupen64plus-input-qt.pro
-make -j4
+make
 if [[ $UNAME == *"MINGW"* ]]; then
   cp $base_dir/mupen64plus-input-qt/build/release/mupen64plus-input-qt.dll $install_dir
 else
@@ -45,7 +45,7 @@ else
 fi
 
 cd $base_dir/mupen64plus-audio-sdl2/projects/unix
-make V=1 -j4 all
+make V=1 all
 cp $base_dir/mupen64plus-audio-sdl2/projects/unix/*$suffix $install_dir
 
 cd $base_dir
@@ -64,7 +64,7 @@ fi
 mkdir -p $base_dir/mupen64plus-gui/build
 cd $base_dir/mupen64plus-gui/build
 qmake6 ../mupen64plus-gui.pro
-make -j4
+make
 if [[ $UNAME == *"MINGW"* ]]; then
   cp $base_dir/mupen64plus-gui/build/release/mupen64plus-gui.exe $install_dir
 elif [[ $UNAME == *"Darwin"* ]]; then