diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bac0e846..71463778 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,6 +8,11 @@ on:
     branches:
       - "**"
     types: [opened, synchronize, reopened]
+
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build-win:
     name: Build Windows
@@ -37,8 +42,13 @@ jobs:
       - name: Add msbuild to PATH
         uses: microsoft/setup-msbuild@v1.3.1
 
+      - name: Add premake5 to PATH
+        uses: abel0b/setup-premake@v2.2
+        with:
+          version: "5.0.0-beta2"
+
       - name: Generate project files
-        run: cmd /C call prebuild-windows.bat
+        run: premake5 vs2022
 
       - name: Set up problem matching
         uses: ammaraskar/msvc-problem-matcher@master
@@ -52,7 +62,7 @@ jobs:
           name: Windows ${{matrix.configuration}} ${{matrix.arch}} binaries
           path: |
             build/bin/${{matrix.arch}}/${{matrix.configuration}}/gsc-tool.exe
-            build/bin/${{matrix.arch}}/${{matrix.configuration}}/gsc-tool.pdb
+            # build/bin/${{matrix.arch}}/${{matrix.configuration}}/gsc-tool.pdb
 
   build-mac:
     name: Build macOS
@@ -83,8 +93,13 @@ jobs:
           fetch-depth: 0
           lfs: false
 
+      - name: Add premake5 to PATH
+        uses: abel0b/setup-premake@v2.2
+        with:
+          version: "5.0.0-beta2"
+
       - name: Generate project files
-        run: ./prebuild-macos.sh
+        run: premake5 gmake2
 
       - name: Set up problem matching
         uses: ammaraskar/gcc-problem-matcher@master
@@ -93,6 +108,7 @@ jobs:
         run: |
           pushd build
           make config=${{matrix.config}}_${{matrix.platform}} -j$(sysctl -n hw.logicalcpu)
+
       - name: Upload ${{matrix.configuration}} ${{matrix.arch}} binaries
         uses: actions/upload-artifact@v3.1.2
         with:
@@ -119,15 +135,23 @@ jobs:
           - arch: x64
             platform: x64
     steps:
-      - uses: rui314/setup-mold@staging
       - name: Check out files
         uses: actions/checkout@v3.3.0
         with:
           submodules: true
           fetch-depth: 0
           lfs: false
+
+      - name: Add mold to PATH
+        uses: rui314/setup-mold@staging
+
+      - name: Add premake5 to PATH
+        uses: abel0b/setup-premake@v2.2
+        with:
+          version: "5.0.0-beta2"
+
       - name: Generate project files
-        run: ./prebuild-linux.sh
+        run: premake5 gmake2
 
       - name: Set up problem matching
         uses: ammaraskar/gcc-problem-matcher@master
diff --git a/README.md b/README.md
index d5b5b663..5452cea1 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,12 @@ note: for PS3 & Xbox 360 `.gscbin` files *(compressedLen, len, bytecodeLen)* are
 
 - treyarch (T6) format is a single buffer with gscobj data `.gsc` or `.csc`.
 
+## Build
+- install [*premake5*](https://premake.github.io) on your system PATH
+- clone this repository
+- update the submodules ``git submodule update --init --recursive``
+- run prebuild script ``premake5 vs2022`` (windows) or ``premake5 gmake2`` (linux/macos)
+
 ## Contribute
 If you like my work, consider sponsoring/donating! Would allow me to spend more time adding new features & fixing bugs.
 
diff --git a/prebuild-linux.sh b/prebuild-linux.sh
deleted file mode 100755
index 25bca616..00000000
--- a/prebuild-linux.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/bash
-git submodule update --init --recursive
-./tools/linux/premake5 gmake2
diff --git a/prebuild-macos.sh b/prebuild-macos.sh
deleted file mode 100755
index 64ced334..00000000
--- a/prebuild-macos.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-git submodule update --init --recursive
-./tools/macos/premake5 gmake2
diff --git a/prebuild-windows.bat b/prebuild-windows.bat
deleted file mode 100644
index 198b6110..00000000
--- a/prebuild-windows.bat
+++ /dev/null
@@ -1,3 +0,0 @@
-@echo off
-git submodule update --init --recursive
-tools\windows\premake5.exe %* vs2022
diff --git a/tools/linux/premake5 b/tools/linux/premake5
deleted file mode 100755
index bcb51ced..00000000
Binary files a/tools/linux/premake5 and /dev/null differ
diff --git a/tools/macos/premake5 b/tools/macos/premake5
deleted file mode 100755
index 48daa610..00000000
Binary files a/tools/macos/premake5 and /dev/null differ
diff --git a/tools/windows/premake5.exe b/tools/windows/premake5.exe
deleted file mode 100644
index 1a637aa9..00000000
Binary files a/tools/windows/premake5.exe and /dev/null differ