--- a/src/main/webapp/WEB-INF/jsp/project-form.jsp	Sat Aug 22 18:34:36 2020 +0200
+++ b/src/main/webapp/WEB-INF/jsp/project-form.jsp	Sun Aug 23 15:10:49 2020 +0200
@@ -67,7 +67,7 @@
         <tfoot>
         <tr>
             <td colspan="2">
-                <input type="hidden" name="id" value="${project.id}"/>
+                <input type="hidden" name="pid" value="${project.id}"/>
                 <a href="./projects/" class="button">
                     <fmt:message bundle="${lightpit_bundle}" key="button.cancel"/>
                 </a>