diff --git a/.github/workflows/wheel.yaml b/.github/workflows/wheel.yaml
index 00dc3da6..81e8df2a 100644
--- a/.github/workflows/wheel.yaml
+++ b/.github/workflows/wheel.yaml
@@ -47,12 +47,11 @@ jobs:
       test-infra-ref: main
       build-matrix: ${{ needs.generate-matrix.outputs.matrix }}
       post-script: packaging/post_build_script.sh
-      env-var-script: packaging/env_var_script.sh
       smoke-test-script: packaging/fake_smoke_test.py
       package-name: torchcodec
       trigger-event: ${{ github.event_name }}
       build-platform: "python-build-package"
-      wheel-build-extra-args: "-vvv --no-isolation"
+      build-command: "BUILD_AGAINST_ALL_FFMPEG_FROM_S3=1 python -m build --wheel -vvv --no-isolation"
 
   install-and-test:
     runs-on: ubuntu-latest
diff --git a/packaging/env_var_script.sh b/packaging/env_var_script.sh
deleted file mode 100644
index f94c490a..00000000
--- a/packaging/env_var_script.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/bash
-
-export BUILD_AGAINST_ALL_FFMPEG_FROM_S3=1