diff --git a/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Expansions.php b/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Expansions.php
index 6ad40d097..dd5239517 100644
--- a/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Expansions.php
+++ b/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Expansions.php
@@ -33,7 +33,7 @@ protected function _construct()
         $this->addColumn('reference_term', ['label' => __('Reference Term')]);
         $this->addColumn('values', ['label' => __('Expansion terms')]);
         $this->_addAfter = false;
-        $this->_addButtonLabel = __('Add Expansion');
+        $this->_addButtonLabel = __('Add Expansion Rule');
 
         parent::_construct();
     }
diff --git a/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Synonyms.php b/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Synonyms.php
index 9032b0e50..00ea7e7a7 100644
--- a/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Synonyms.php
+++ b/src/module-elasticsuite-thesaurus/Block/Adminhtml/Thesaurus/Renderer/Synonyms.php
@@ -41,7 +41,7 @@ protected function _construct()
         );
 
         $this->_addAfter = false;
-        $this->_addButtonLabel = __('Add Synonym');
+        $this->_addButtonLabel = __('Add Synonym Rule');
 
         parent::_construct();
     }
diff --git a/src/module-elasticsuite-thesaurus/i18n/en_US.csv b/src/module-elasticsuite-thesaurus/i18n/en_US.csv
index ff25f1a81..5ba870be6 100644
--- a/src/module-elasticsuite-thesaurus/i18n/en_US.csv
+++ b/src/module-elasticsuite-thesaurus/i18n/en_US.csv
@@ -18,9 +18,9 @@ Store,Store
 Synonyms,Synonyms
 "Reference Term","Reference Term"
 "Expansion terms","Expansion terms"
-"Add Expansion","Add Expansion"
+"Add Expansion Rule","Add Expansion Rule"
 "Synonym terms","Synonym terms"
-"Add Synonym","Add Synonym"
+"Add Synonym Rule","Add Synonym Rule"
 "This thesaurus no longer exists.","This thesaurus no longer exists."
 "You deleted the thesaurus %1.","You deleted the thesaurus %1."
 "Edit %1 (%2)","Edit %1 (%2)"
diff --git a/src/module-elasticsuite-thesaurus/i18n/fr_FR.csv b/src/module-elasticsuite-thesaurus/i18n/fr_FR.csv
index 321044b9a..d84125649 100644
--- a/src/module-elasticsuite-thesaurus/i18n/fr_FR.csv
+++ b/src/module-elasticsuite-thesaurus/i18n/fr_FR.csv
@@ -18,9 +18,9 @@ Store,Vue magasin
 Synonyms,Synonymes
 "Reference Term","Terme de référence"
 "Expansion terms","Termes étendus"
-"Add Expansion","Ajouter une expansion"
+"Add Expansion Rule","Ajouter une règle d'expansion"
 "Synonym terms","Termes synonymes"
-"Add Synonym","Ajouter un synonyme"
+"Add Synonym Rule","Ajouter une liste de synonymes"
 "This thesaurus no longer exists.","Ce thésaurus n'existe plus."
 "You deleted the thesaurus %1.","Vous avez supprimé le thésaurus %1."
 "Edit %1 (%2)","Édition : %1 (%2)"