diff --git a/modules/quanthub_sdmx_sync/src/QuanthubSdmxClient.php b/modules/quanthub_sdmx_sync/src/QuanthubSdmxClient.php
index 98f7f7a..f3788c5 100644
--- a/modules/quanthub_sdmx_sync/src/QuanthubSdmxClient.php
+++ b/modules/quanthub_sdmx_sync/src/QuanthubSdmxClient.php
@@ -272,7 +272,7 @@ public function datasetIndicators(string $urn, string $dimension_id = '', array
                       if ($concept['id'] == $indicator_concept_identity_id) {
                         $indicator_enumeration = $concept['coreRepresentation']['enumeration'];
                         // Remove versions because we don't need this here.
-                        $indicator_enumeration = preg_replace('/\(.*\)/','', $indicator_enumeration);
+                        $indicator_enumeration = preg_replace('/\(.*\)/', '', $indicator_enumeration);
                       }
                     }
                   }