diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 019a3ee..8839f62 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -27,4 +27,4 @@ jobs:
         env:
           SCRATCH: '~'
           NXF_GLOBAL_CONFIG: awsbatch.config
-        run: nextflow run ${GITHUB_WORKSPACE}/configtest.nf --custom_config_base=${GITHUB_WORKSPACE} -profile ${{ matrix.profile }}
+        run: nextflow run ${GITHUB_WORKSPACE}/configtest.nf -profile ${{ matrix.profile }}