diff --git a/common/lib/capa/capa/templates/formulaequationinput.html b/common/lib/capa/capa/templates/formulaequationinput.html
index deb156b1a0..c92cfab9f1 100644
--- a/common/lib/capa/capa/templates/formulaequationinput.html
+++ b/common/lib/capa/capa/templates/formulaequationinput.html
@@ -18,4 +18,8 @@
   </div>
 
   <div class="script_placeholder" data-src="${previewer}"/>
+
+  % if msg:
+      <span class="message">${msg|n}</span>
+  % endif
 </section>