diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 01e2e31..81ee4a5 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -40,8 +40,8 @@ jobs:
           push: true
           tags: ghcr.io/${{ github.repository }}:${{ matrix.rhel }}-${{ inputs.base_tag }}-${{ inputs.rubin_env }}
           file: Dockerfile
-          build-args:
-          - LSST_SPLENV_REF=${{ inputs.rubin_env }}
-          - BASE_IMAGE=ghcr.io/lsst-dm/docker-scipipe:${{ matrix.rhel }}-${{ inputs.base_tag }}
+          build-args: |
+            LSST_SPLENV_REF=${{ inputs.rubin_env }}
+            BASE_IMAGE=ghcr.io/lsst-dm/docker-scipipe:${{ matrix.rhel }}-${{ inputs.base_tag }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
diff --git a/Dockerfile b/Dockerfile
index 8f4fecc..bf3b604 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,6 +18,6 @@ USER $LSST_USER
 WORKDIR $NEW_DIR
 
 SHELL ["/bin/bash", "-o", "pipefail", "-lc"]
-RUN curl -sSL "$NEWINSTALL_URL" | bash -s -- -S -v ${LSST_SPLENV_REF}
+RUN curl -sSL "$LSSTINSTALL_URL" | bash -s -- -S -v ${LSST_SPLENV_REF}
 
 SHELL ["/bin/bash", "-lc"]