diff --git a/.gitlab-ci/container/debian/x86_64_test-base.sh b/.gitlab-ci/container/debian/x86_64_test-base.sh
index 97edaa93c8f..3221cdaef62 100644
--- a/.gitlab-ci/container/debian/x86_64_test-base.sh
+++ b/.gitlab-ci/container/debian/x86_64_test-base.sh
@@ -115,9 +115,7 @@ apt-get install -y --no-install-recommends "${EPHEMERAL[@]}"
 
 ############### Download prebuilt kernel
 
-export DEFCONFIG="arch/x86/configs/x86_64_defconfig"
 export KERNEL_IMAGE_NAME=bzImage
-export KERNEL_ARCH=x86_64
 export DEBIAN_ARCH=amd64
 
 mkdir -p /lava-files/