diff --git a/hack/deploy.sh b/hack/deploy.sh
index b12d00b316..3ee67004e7 100755
--- a/hack/deploy.sh
+++ b/hack/deploy.sh
@@ -8,7 +8,7 @@ while read -r manifest_line; do
   if [[ "${#manifest_bits[@]}" -ne 2 ]]; then continue; fi
   echo -e "\t${manifest_bits[1]}"
   cp "${!manifest_bits[0]}" "${manifest_bits[1]}"
-done <<< "$SECRETS_MANIFEST"
+done < "$SECRETS_MANIFEST"
 
 if [ -z ${2+x} ]; then ssh_cmd="ssh"; else ssh_cmd="ssh $2"; fi