diff --git a/utils/add_mailbox.sh b/utils/add_mailbox
similarity index 100%
rename from utils/add_mailbox.sh
rename to utils/add_mailbox
diff --git a/utils/configure_dkim_dns.sh b/utils/configure_dkim_dns
similarity index 100%
rename from utils/configure_dkim_dns.sh
rename to utils/configure_dkim_dns
diff --git a/utils/helpers.sh b/utils/helpers
similarity index 99%
rename from utils/helpers.sh
rename to utils/helpers
index 61af8cb512098e114341eb1a480890067a9b5a6f..f9e98052ac56aec4b2db34682646b974605ff821 100755
--- a/utils/helpers.sh
+++ b/utils/helpers
@@ -65,4 +65,3 @@ function help () {
   echo "" 1>&2
   exit 1
 }
-
diff --git a/utils/provision.sh b/utils/provision.sh
index 7c601481e76b77ddc68d7a5f26017727c33bdf6b..70d9484e315a9c3e521ac54ec9040f1c28244ba8 100755
--- a/utils/provision.sh
+++ b/utils/provision.sh
@@ -41,8 +41,8 @@ EOF
 #####################################################################
 
 source /etc/environment
-source /data/indiehosters/utils/helpers.sh
-source /data/indiehosters/utils/configure_dkim_dns.sh
+source /data/indiehosters/utils/helpers
+source /data/indiehosters/utils/configure_dkim_dns
 
 function buy_domain_name () {