diff --git a/app/assets/stylesheets/budgets/investments/form.scss b/app/assets/stylesheets/budgets/investments/form.scss
index 22c5a3a65..de48941b5 100644
--- a/app/assets/stylesheets/budgets/investments/form.scss
+++ b/app/assets/stylesheets/budgets/investments/form.scss
@@ -10,4 +10,9 @@
     padding-left: 0;
     padding-right: 0;
   }
+
+  [type="submit"] {
+    @include regular-button;
+    width: 100%;
+  }
 }
diff --git a/app/components/budgets/investments/form_component.html.erb b/app/components/budgets/investments/form_component.html.erb
index 3410ddcb6..d1261be91 100644
--- a/app/components/budgets/investments/form_component.html.erb
+++ b/app/components/budgets/investments/form_component.html.erb
@@ -96,6 +96,6 @@
   <% end %>
 
   <div class="actions small-12 medium-6 large-4">
-    <%= f.submit(nil, class: "button expanded") %>
+    <%= f.submit %>
   </div>
 <% end %>