diff --git a/ct/alpine-step-ca.sh b/ct/alpine-step-ca.sh
index ed76d4c8..b87ddbd6 100644
--- a/ct/alpine-step-ca.sh
+++ b/ct/alpine-step-ca.sh
@@ -92,11 +92,11 @@ function ca_settings() {
   fi
 
   export CA_NAME
-  export CA_DNS=${CA_DNS_ENTRIES[@]};
+  export CA_DNS=${CA_DNS_ENTRIES[*};
 }
 
 start
-caDetails
+ca_settings
 build_container
 description