diff --git a/common/lib/capa/capa/templates/optioninput.html b/common/lib/capa/capa/templates/optioninput.html
index 4beaf20cf8..0ef3b6cfe4 100644
--- a/common/lib/capa/capa/templates/optioninput.html
+++ b/common/lib/capa/capa/templates/optioninput.html
@@ -1,4 +1,6 @@
-<form class="inputtype option-input">
+<% doinline = "inline" if inline else "" %>
+
+<form class="inputtype option-input ${doinline}">
    <select name="input_${id}" id="input_${id}" aria-describedby="answer_${id}">
       <option value="option_${id}_dummy_default">  </option>
       % for option_id, option_description in options: