diff --git a/src/storage/datacore/restapi/custom/api.pm b/src/storage/datacore/restapi/custom/api.pm
index 4f0de4d1a..e43b25182 100644
--- a/src/storage/datacore/restapi/custom/api.pm
+++ b/src/storage/datacore/restapi/custom/api.pm
@@ -102,6 +102,7 @@ sub settings {
 # output : deserialized json from the api if not error found in http call.
 sub request_api {
     my ($self, %options) = @_;
+    $self->settings();
 
     # datacore api require a ServerHost header with the hostname used to query the api to respond.
     # authentication is http standard basic auth.
diff --git a/src/storage/datacore/restapi/mode/poolspaceusage.pm b/src/storage/datacore/restapi/mode/poolspaceusage.pm
index 3fe233bc7..87b43d995 100644
--- a/src/storage/datacore/restapi/mode/poolspaceusage.pm
+++ b/src/storage/datacore/restapi/mode/poolspaceusage.pm
@@ -84,7 +84,7 @@ sub manage_selection {
     my ($self, %options) = @_;
 
     my $data = $options{custom}->request_api(
-        url_path => '/RestService/rest.svc/1.0/performances/' . $self->{option_results}->{pool_id},
+        url_path => '/RestService/rest.svc/1.0/performance/' . $self->{option_results}->{pool_id},
     );
     if (defined($data->[1])) {
         $self->{output}->add_option_msg(short_msg => 'multiples pools found in api response, only one is expected. Please check pool_id and datacore versions.');
@@ -100,17 +100,17 @@ __END__
 
 =head1 MODE
 
-Check Datacore pool space and over subscribed usage exposed through the rest api.
+Check Datacore pool space and over subscribed usage exposed through the Rest API.
 
 =over 8
 
 =item B<--pool-id>
 
-Id of the pool to check. See list-pool autodiscovery mode to list pools id (required).
+Id of the pool to check. See list-pool auto discovery mode to list pools id (required).
 
 =item B<--warning-oversubscribed> B<--critical-oversubscribed>
 
-Warning and critical threshold on the number of Bytes suscribed over the real space of the pool.
+Warning and critical threshold on the number of Bytes subscribed over the real space of the pool.
 
 =item B<--warning-bytesallocatedpercentage> B<--critical-bytesallocatedpercentage>
 
diff --git a/tests/resources/spellcheck/stopwords.t b/tests/resources/spellcheck/stopwords.t
index a87a95d6b..a81aba2ad 100644
--- a/tests/resources/spellcheck/stopwords.t
+++ b/tests/resources/spellcheck/stopwords.t
@@ -1,5 +1,6 @@
 --add-sysdesc
 --api-password
+--critical-bytesallocatedpercentage
 --display-transform-dst
 --display-transform-src
 --exclude-fs
@@ -13,6 +14,7 @@
 --oid-display
 --oid-extra-display
 --oid-filter
+--warning-bytesallocatedpercentage
 2c
 ADSL
 Avigilon
diff --git a/tests/robot/storage/datacore/restapi/storage-datacore-api.json b/tests/robot/storage/datacore/restapi/storage-datacore-api.json
index 15938230b..666ee89e8 100644
--- a/tests/robot/storage/datacore/restapi/storage-datacore-api.json
+++ b/tests/robot/storage/datacore/restapi/storage-datacore-api.json
@@ -41,7 +41,7 @@
       "type": "http",
       "documentation": "",
       "method": "get",
-      "endpoint": "RestService/rest.svc/1.0/performances/B5C140F5-6B13-4CAD-AF9D-F7C4172B3A1D:%7B4dec1b5a-2577-11e5-80c3-00155d651622%7D",
+      "endpoint": "RestService/rest.svc/1.0/performance/B5C140F5-6B13-4CAD-AF9D-F7C4172B3A1D:%7B4dec1b5a-2577-11e5-80c3-00155d651622%7D",
       "responses": [
         {
           "uuid": "a5bf53e2-5edf-437e-a684-68315cfa7824",