diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 83b5db2c4fb..775f28f177f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,6 +28,7 @@ before_script:
   - sed -i "s;XCAP_OSS_SPACK_DIR_TMP;${XCAP_OSS_SPACK_DIR};g" "${TMPDIR}/spack/etc/spack/upstreams.yaml"
   - rm ${TMPDIR}/spack/etc/spack/repos.yaml ${TMPDIR}/spack/etc/spack/packages.yaml
   - cp ${XCAP_OSS_SPACK_DIR}/etc/spack/${PLATFORM}/*.yaml ${TMPDIR}/spack/etc/spack/${PLATFORM}/
+  - rm $TMPDIR/spack/etc/spack/mirrors.yaml
   - source ${TMPDIR}/spack/share/spack/setup-env.sh
   - spack compiler list
   - spack repo add --scope site ${CI_PROJECT_DIR}/spack-repo