diff --git a/src/main/template/operation.handlebars b/src/main/template/operation.handlebars
index 1192947a..fe06b884 100644
--- a/src/main/template/operation.handlebars
+++ b/src/main/template/operation.handlebars
@@ -86,7 +86,7 @@
           {{#if isReadOnly}}
           {{else}}
           <div class='sandbox_header'>
-            <input class='submit' type='button' value='Try it out!' data-sw-translate/>
+            <input class='submit' type='submit' value='Try it out!' data-sw-translate/>
             <a href='#' class='response_hider' style='display:none' data-sw-translate>Hide Response</a>
             <span class='response_throbber' style='display:none'></span>
           </div>