diff --git a/log4j-core/src/main/resources/Log4j-config.xsd b/log4j-core/src/main/resources/Log4j-config.xsd
index 2310aa9de65..af13d719e57 100644
--- a/log4j-core/src/main/resources/Log4j-config.xsd
+++ b/log4j-core/src/main/resources/Log4j-config.xsd
@@ -16,7 +16,7 @@
  limitations under the License.
 
 -->
-<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="unqualified">
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" targetNamespace="http://logging.apache.org/log4j/2.0/config" elementFormDefault="qualified" attributeFormDefault="unqualified">
     <xs:element name="Configuration" type="ConfigurationType"/>
     <xs:complexType name="ConfigurationType">
         <xs:sequence>