diff --git a/ci/compute-build-args.sh b/ci/compute-build-args.sh
index 881b747..3ee3313 100755
--- a/ci/compute-build-args.sh
+++ b/ci/compute-build-args.sh
@@ -3,7 +3,6 @@ set -euo pipefail
 
 MANYLINUX_VER="manylinux_2_17"
 if [[
-  "${LINUX_VER}" == "ubuntu18.04" ||
   "${LINUX_VER}" == "ubuntu20.04"
 ]]; then
   MANYLINUX_VER="manylinux_2_31"