diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 610e24df8e..3b39f53e8e 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -46,7 +46,6 @@ jobs:
     env:
       CXX: ${{ matrix.cxx }}
       VCPKG_DEFAULT_TRIPLET: ${{ needs.check.outputs.vcpkg == 'true' && matrix.triplet || '' }}
-      OPTIX_PATH: ${{github.workspace}}/optix-sdk
 
     steps:
     - name: Checkout Repo
@@ -79,10 +78,6 @@ jobs:
       with:
         cuda: 11.5.1
 
-    - name: Install OptiX
-      if: ${{ matrix.gpu == 'cuda' }}
-      run: python misc/ci/optix.py
-
     - name: Setup Vcpkg
       uses: lukka/run-vcpkg@v10
       if: ${{ needs.check.outputs.vcpkg == 'true' }}
diff --git a/misc/ci/optix.py b/misc/ci/optix.py
deleted file mode 100644
index 1be7312a8f..0000000000
--- a/misc/ci/optix.py
+++ /dev/null
@@ -1,34 +0,0 @@
-import os
-import sys
-import subprocess
-
-if sys.platform == 'linux':
-    print('linux detected')
-    subprocess.check_call([
-        'wget',
-        'https://zenustech.com/NVIDIA-OptiX-SDK-7.5.0-linux64-x86_64.sh',
-        '-O',
-        'install-optix.sh',
-    ])
-    subprocess.check_call([
-        'bash',
-        'install-optix.sh',
-        '--skip-license',
-        '--prefix=./optix-sdk',
-    ])
-elif sys.platform == 'win32':
-    print('windows detected')
-    import requests
-    r = requests.get(
-        'https://zenustech.com/NVIDIA-OptiX-SDK-7.5.0-linux64-x86_64.sh'
-    )
-    with open('install-optix.exe', 'wb') as f:
-        f.write(r.content)
-    subprocess.check_call([
-        'install-optix.exe',
-        '--skip-license',
-        '--prefix=./optix-sdk',
-    ])
-else:
-    assert False, sys.platform
-