diff --git a/REB/REB.csl b/REB/REB.csl
index a5ee2fe..e3b7ba2 100644
--- a/REB/REB.csl
+++ b/REB/REB.csl
@@ -104,7 +104,7 @@
               </group>
               <group delimiter=" ">
                 <choose>
-                  <if variable="page">
+                  <if variable="page chapter-number" match="any">
                     <text value="ici"/>
                   </if>
                 </choose>