diff -r 4da5b783aa2d -r 9884941a6d79 src/main/webapp/WEB-INF/jsp/component-form.jsp
--- a/src/main/webapp/WEB-INF/jsp/component-form.jsp	Mon Jan 04 15:31:24 2021 +0100
+++ b/src/main/webapp/WEB-INF/jsp/component-form.jsp	Mon Jan 04 15:34:41 2021 +0100
@@ -74,7 +74,7 @@
         <tr title="<fmt:message key="tooltip.ordinal" />">
             <th><fmt:message key="component.ordinal"/></th>
             <td>
-                <input name="ordinal" type="number" min="0" value="${component.ordinal}"/>
+                <input name="ordinal" type="number" value="${component.ordinal}"/>
             </td>
         </tr>
         <tr>