diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 01244d8..370ce6a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -72,7 +72,7 @@ jobs:
           echo "CXX=clang++" >> $GITHUB_ENV
 
       - name: Checking out SourceMod
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/sourcemod
           ref: ${{ matrix.sm_branch }}
@@ -80,16 +80,16 @@ jobs:
           submodules: recursive
 
       - name: Checking out MM:Source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/metamod-source
           ref: ${{ matrix.mm_branch }}
           path: metamod-${{ matrix.mm_version }}
 
       - name: Setting up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
-          python-version: '3.11'
+          python-version: '3.12'
 
       - name: Setting up ambuild
         run: |
@@ -97,55 +97,55 @@ jobs:
           pip install git+https://github.com/accelerator74/ambuild@nog3
 
       - name: Checking out hl2sdk-l4d2
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk
           ref: l4d2
           path: hl2sdk-l4d2
 
       - name: Checking out hl2sdk-l4d
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk
           ref: l4d
           path: hl2sdk-l4d
 
       - name: Checking out hl2sdk-css
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk
           ref: css
           path: hl2sdk-css
 
       - name: Checking out hl2sdk-tf2
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk
           ref: tf2
           path: hl2sdk-tf2
 
       - name: Checking out hl2sdk-csgo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk
           ref: csgo
           path: hl2sdk-csgo
 
       - name: Checking out hl2sdk-hl2dm
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk
           ref: hl2dm
           path: hl2sdk-hl2dm
 
       - name: Checking out hl2sdk-manifests
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: alliedmodders/hl2sdk-manifests
           path: hl2sdk-manifests
 
       - name: Checking out own repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           path: src
 
@@ -159,7 +159,7 @@ jobs:
           ambuild
 
       - name: Uploading package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ${{ github.event.repository.name }}-sm${{ matrix.sm_version }}-${{ matrix.os_short }}-${{ env.GITHUB_SHA_SHORT }}
           path: src/build/package
@@ -172,7 +172,7 @@ jobs:
 
     steps:
       - name: Download artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v6
 
       - name: Package
         run: |