diff --git a/.gitignore b/.gitignore
index 4d0f7c7..eff7f39 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@
 Debug/
 Release/
 build/
+cmake-build*/
 out/
 
 # Compiled source #
@@ -48,4 +49,4 @@ Thumbs.db
 *.a
 .vscode/
 roms/*.nds
-data/uartBufv060.bin
\ No newline at end of file
+data/uartBufv060.bin
diff --git a/compile.sh b/compile.sh
old mode 100644
new mode 100755
index 2151319..eb036d9
--- a/compile.sh
+++ b/compile.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 ###############################################################
 # File:          compile.sh
 # Creation Date: 10/11/2022 (DD/MM/YYYY)
@@ -9,26 +9,41 @@
 # Copyright:     LNH team (c) 2022, all rights reserved
 ################################################################
 
+set -euo pipefail
 
+if command -v nproc >/dev/null 2>&1; then
+	NPROC="$(nproc)"
+else
+	# macOS doesn't have nproc(1). using getconf here is also more general than
+	# using sysctl
+	NPROC="$(getconf _NPROCESSORS_ONLN)"
+fi
+
+# change directory to the one containing the source code project
+cd "$(dirname "$(realpath "$0")")"
+
+# check available CMake version
 echo "[>] Configuring project with CMake.."
 
 # Clean previous build/ folders if they exist
-rm -rf build/
-mkdir build
-
-# Export the SDK Path before running CMAKE
-export PICO_SDK_PATH=../pico-sdk
+rm -rf build/ || true
+mkdir -p build
 
 # Specify CMAKE where we want the build tree to be at.
 # In our case, the build/ directory.
 # The source directory will be . (the current directory,
 # where the CMakeLists.txt is located).
-cmake -DCMAKE_BUILD_TYPE:STRING=RelWithDebInfo -B build/ .
+PICO_SDK_PATH=../pico-sdk \
+CMAKE_POLICY_VERSION_MINIMUM=3.5 \
+	cmake -DCMAKE_BUILD_TYPE:STRING=RelWithDebInfo \
+		-B build/ .
 
 echo "[>] Building FIRMWARE: "
 
 # Go and build the firmware
-cd build
-make
+PICO_SDK_PATH=../pico-sdk \
+CMAKE_POLICY_VERSION_MINIMUM=3.5 \
+CMAKE_BUILD_PARALLEL_LEVEL="${NPROC}" \
+	cmake --build build
 
 echo "[>] Build completed. Find the DSpico.uf2 file inside build/ folder"