diff --git a/org.springframework.integration.mail/src/main/java/org/springframework/integration/mail/config/spring-integration-mail-1.0.xsd b/org.springframework.integration.mail/src/main/java/org/springframework/integration/mail/config/spring-integration-mail-1.0.xsd
index 24f019bcb6..a2e37a9348 100644
--- a/org.springframework.integration.mail/src/main/java/org/springframework/integration/mail/config/spring-integration-mail-1.0.xsd
+++ b/org.springframework.integration.mail/src/main/java/org/springframework/integration/mail/config/spring-integration-mail-1.0.xsd
@@ -50,6 +50,7 @@
 			<xsd:attribute name="channel" type="xsd:string"/>
 			<xsd:attribute name="store-uri" type="xsd:string" use="required"/>
 			<xsd:attribute name="java-mail-properties" type="xsd:string"/>
+			<xsd:attribute name="auto-startup" type="xsd:string" default="true"/>
 		</xsd:complexType>
 	</xsd:element>
 
diff --git a/org.springframework.integration.stream/src/main/java/org/springframework/integration/stream/config/spring-integration-stream-1.0.xsd b/org.springframework.integration.stream/src/main/java/org/springframework/integration/stream/config/spring-integration-stream-1.0.xsd
index 2c7710cd73..5b37395f82 100644
--- a/org.springframework.integration.stream/src/main/java/org/springframework/integration/stream/config/spring-integration-stream-1.0.xsd
+++ b/org.springframework.integration.stream/src/main/java/org/springframework/integration/stream/config/spring-integration-stream-1.0.xsd
@@ -31,6 +31,7 @@
 			<xsd:attribute name="id" type="xsd:string"/>
 			<xsd:attribute name="channel" type="xsd:string"/>
 			<xsd:attribute name="charset" type="xsd:string"/>
+			<xsd:attribute name="auto-startup" type="xsd:string" default="true"/>
 		</xsd:complexType>
 	</xsd:element>