diff --git a/Dockerfile b/Dockerfile
index 6f77f17..03331a6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,8 +5,7 @@ RUN apk --no-cache --virtual .run-depends add \
     curl \
     openssl
 
-COPY getsslD /usr/local/bin/getsslD
-
+COPY getsslD /
 WORKDIR /
 
 COPY ./docker-entrypoint.sh /
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index b1f998a..3439e8d 100755
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -1,12 +1,12 @@
 #!/usr/bin/env bash
 set -e
 
-WORKING_DIR="/getsslD"
+WORKING_DIR="/.getsslD"
 cd $WORKING_DIR
 
 if [ "$1" == "" ] && [ ! -f $WORKING_DIR/getsslD.cfg ]; then
-    echo "Type <getsslD -c DOMAIN> to initialize configuration files."
+    echo "Run with <-c DOMAIN> to initialize configuration files."
 fi
 
-getsslD --nocheck -w $WORKING_DIR "$@"
+/getsslD -w $WORKING_DIR -d "$@"
 
diff --git a/getsslD b/getsslD
index 85c84d8..85d3925 100755
--- a/getsslD
+++ b/getsslD
@@ -454,6 +454,11 @@ error_exit() { # give error message on error exit
   exit 1
 }
 
+error() {
+  # Write error message to STDERR for log.
+  echo "$@" >&2
+}
+
 get_auth_dns() { # get the authoritative dns server for a domain (sets primary_ns )
   gad_d="$1" # domain name
   gad_s="$PUBLIC_DNS_SERVER" # start with PUBLIC_DNS_SERVER
@@ -923,8 +928,7 @@ urlbase64() { # urlbase64: base64 encoded string with '+' replaced with '-' and
 }
 
 usage() { # echos out the program usage
-  echo "Usage: $PROGNAME [-h|--help] [-d|--debug] [-c|--create] [-f|--force] [-a|--all] [-q|--quiet]"\
-       "[-r|--revoke cert key] DOMAIN"
+  echo "Usage: $PROGNAME [options] [ARGS]"
 }
 
 write_domain_template() { # write out a template file for a domain.
@@ -1096,6 +1100,7 @@ AGREEMENT=$(curl -I "${CA}/terms" 2>/dev/null | awk '$1 ~ "Location:" {print $2}
 
 # if nothing in command line, print help and exit.
 if [[ -z "$DOMAIN" ]] && [[ ${_CHECK_ALL} != "true" ]]; then
+  error "Domain is required for this option."
   help_message
   graceful_exit
 fi