Index: lams_tool_preview/web/pages/learning/rubrics.jsp
===================================================================
diff -u -r8b7dd9324557fea52f4d89582ae7c0bc96d53ee1 -re68dab8eddae2efb3468bd1a810862bf3d3ceb0f
--- lams_tool_preview/web/pages/learning/rubrics.jsp	(.../rubrics.jsp)	(revision 8b7dd9324557fea52f4d89582ae7c0bc96d53ee1)
+++ lams_tool_preview/web/pages/learning/rubrics.jsp	(.../rubrics.jsp)	(revision e68dab8eddae2efb3468bd1a810862bf3d3ceb0f)
@@ -108,7 +108,7 @@
 </c:if>
 
 <div class="collapsable-icon-left">
-	<button id="expand-all-button" class="btn btn-secondary collapsed" data-bs-toggle="collapse" onClick="javascript:expandAllRubricsUserCards()">
+	<button type="button" id="expand-all-button" class="btn btn-secondary collapsed" data-bs-toggle="collapse" onClick="javascript:expandAllRubricsUserCards()">
 		<fmt:message key="label.rating.rubrics.expand.all" />
 	</button>
 </div>