diff --git a/po/xgettext-html b/po/xgettext-html
index 2e4e93b..231de44 100755
--- a/po/xgettext-html
+++ b/po/xgettext-html
@@ -69,7 +69,7 @@ function process(elem, locator, enabled) {
         }
         if (elem.hasAttribute("value") &&
             elem.tagName === "INPUT" &&
-            isAnyOf(elem.getAttribute("type"), ["reset", "button"])) {
+            isAnyOf(elem.getAttribute("type"), ["reset", "button", "submit"])) {
             addString(elem.getAttribute("value"), locator(elem));
         }
     }