diff --git a/scripts/install-glibc.sh b/scripts/install-glibc.sh
index 3abfd53c..d594242a 100755
--- a/scripts/install-glibc.sh
+++ b/scripts/install-glibc.sh
@@ -2,19 +2,6 @@
 
 set -euo pipefail
 
-case $TARGETARCH in
-amd64)
-  target=x86_64
-  ;;
-arm64)
-  target=arm64
-  ;;
-*)
-  echo "$TARGETARCH is not supported"
-  exit 1
-  ;;
-esac
-
 url=$(
   set -euo pipefail
   curl -s \
@@ -31,14 +18,9 @@ apk add --no-cache --force-overwrite "glibc-${GLIBC_VERSION}.apk"
 rm "glibc-${GLIBC_VERSION}.apk"
 
 # Install zlib
-mkdir /tmp/libz
-
 apk add --no-cache --virtual .glibc-build-deps \
   tar \
+  zlib \
   zstd
 
-curl --retry 5 --retry-delay 5 -sL https://www.archlinux.org/packages/core/${target}/zlib/download | tar -x --zstd -C /tmp/libz
-mv /tmp/libz/usr/lib/libz.so* /usr/glibc-compat/lib
-rm -rf /tmp/libz
-
 apk del --no-network --purge .glibc-build-deps