diff --git a/app/letsencrypt_service b/app/letsencrypt_service
index f638497..f6144fd 100755
--- a/app/letsencrypt_service
+++ b/app/letsencrypt_service
@@ -70,7 +70,7 @@ update_certs() {
         params_d_str=""
         [[ $DEBUG == true ]] && params_d_str+=" -v"
         [[ $REUSE_KEY == true ]] && params_d_str+=" --reuse_key"
-        [[ "${1}" == "--force-renew" ]] && params_d_str+=" --valid_min 7776000" && shift
+        [[ "${1}" == "--force-renew" ]] && params_d_str+=" --valid_min 7776000"
 
         hosts_array_expanded=("${!hosts_array}")
         # First domain will be our base domain