diff --git a/build.xml b/build.xml
index 5042ec71c..6607b67ee 100644
--- a/build.xml
+++ b/build.xml
@@ -739,7 +739,7 @@
           value="org.apache.tools.ant"/>
         <attribute name="Implementation-Version"
           value="${manifest-version}"/>
-        <attribute name="Implemenatation-Vendor"
+        <attribute name="Implementation-Vendor"
           value="Apache Software Foundation"/>
       </section>
     </manifest>