diff --git a/org.eclipse.tm.terminal/schema/terminalConnector.exsd b/org.eclipse.tm.terminal/schema/terminalConnector.exsd
index fcae9c202c8..453c7491ebd 100644
--- a/org.eclipse.tm.terminal/schema/terminalConnector.exsd
+++ b/org.eclipse.tm.terminal/schema/terminalConnector.exsd
@@ -54,7 +54,7 @@
                </appInfo>
             </annotation>
          </attribute>
-         <attribute name="id" type="string" use="required">
+         <attribute name="id" type="string">
             <annotation>
                <documentation>
                   Uniquely identify this connector