diff --git a/src/main/resources/templates/exercise/all-submissions.html b/src/main/resources/templates/exercise/all-submissions.html
index bb179e4..44f7aea 100644
--- a/src/main/resources/templates/exercise/all-submissions.html
+++ b/src/main/resources/templates/exercise/all-submissions.html
@@ -89,7 +89,7 @@
                         <form
                                 th:if="${result.submissionDate}"
                                 th:action="@{/assignments/{assignmentId}/students/{studentId}/reset(assignmentId=${exercise.id}, studentId=${result.student.name})}" method="post">
-                            <button type="submit" class="rounded-md bg-white px-3.5 py-2.5 text-sm font-semibold text-gray-900 shadow-sm ring-1 ring-inset ring-gray-300 hover:bg-gray-50">
+                            <button type="submit" class="btn-secondary">
                                 Reset Grade
                             </button>
                         </form>