diff --git a/drw.o b/drw.o
deleted file mode 100644
index 34857e9..0000000
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diff --git a/dwm b/dwm
deleted file mode 100755
index 95ac615..0000000
Binary files a/dwm and /dev/null differ
diff --git a/dwm.o b/dwm.o
deleted file mode 100644
index f4e3d61..0000000
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diff --git a/make.sh b/make.sh
old mode 100644
new mode 100755
index 0d133cd..a5ffa69
--- a/make.sh
+++ b/make.sh
@@ -1,4 +1,14 @@
-#!/usr/bin/zsh 
+#!/bin/sh
 
-rm config.h
-make install
+if command -v nproc >/dev/null 2>&1; then
+    cores=$(nproc)
+elif command -v sysctl >/dev/null 2>&1; then
+    cores=$(sysctl -n hw.ncpu)
+else
+    echo "Error: Unable to determine the number of CPU cores."
+    exit 1
+fi
+
+make clean;
+yes | rm config.h;
+make -j"$cores" && echo "Now run "doas make install" to install DWM" || echo "Error"
diff --git a/util.o b/util.o
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index 867d783..0000000
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