diff --git a/src/entrypoint.sh b/src/entrypoint.sh
index fda7037..4417f4a 100755
--- a/src/entrypoint.sh
+++ b/src/entrypoint.sh
@@ -47,11 +47,18 @@ function parse_inputs {
 }
 
 function install_kustomize {
+    case "$RUNNER_ARCH" in
+      X64)   TARGET_ARCH=amd64;;
+      ARM64) TARGET_ARCH=arm64;;
+      *)     TARGET_ARCH=amd64;;
+    esac;
+
+    echo "running on $TARGET_ARCH"
 
     echo "getting download url for kustomize ${kustomize_version}"
 
     for i in {1..100}; do
-      url=$(curl --retry-all-errors --fail --retry 30 --retry-max-time 120 "${with_token[@]}" -s "https://api.github.com/repos/kubernetes-sigs/kustomize/releases?per_page=100&page=$i" | jq -r '.[].assets[] | select(.browser_download_url | test("kustomize(_|.)?(v)?'$kustomize_version'_linux_amd64"))  | .browser_download_url')
+      curl --retry-all-errors --fail --retry 30 --retry-max-time 120 "${with_token[@]}" -s "https://api.github.com/repos/kubernetes-sigs/kustomize/releases?per_page=100&page=$i" | jq -r '.[].assets[] | select(.browser_download_url | test("kustomize(_|.)?(v)?'$kustomize_version'_linux_'$TARGET_ARCH'"))  | .browser_download_url'
       if [ ! -z $url ]; then
         break
       fi