diff --git a/build.xml b/build.xml
index 9ce437d..1c4f1d2 100644
--- a/build.xml
+++ b/build.xml
@@ -17,6 +17,11 @@
 
 <project name="postgresqlJDBC" default="all" basedir="." xmlns:artifact="antlib:org.apache.maven.artifact.ant">
 
+   <path id="maven-ant-tasks.classpath" path="lib/maven-ant-tasks.jar" /> 
+   <typedef resource="org/apache/maven/artifact/ant/antlib.xml" 
+            uri="antlib:org.apache.maven.artifact.ant" 
+            classpathref="maven-ant-tasks.classpath" /> 
+
   <!-- set global properties for this build -->
   <property name="srcdir"  value="." />
   <property name="jardir"  value="jars" />