diff --git a/build.xml b/build.xml
index 442d52e..bc1f4a2 100644
--- a/build.xml
+++ b/build.xml
@@ -257,7 +257,7 @@ xmlns:maven="antlib:org.apache.maven.artifact.ant">
         <mkdir dir="${ivy.package.lib}"/>
         <mkdir dir="${ivy.test.lib}"/>
         <condition property="ivy.jar.exists">
-          <available file="${lib.dir}/ivy-${ivy.version}.jar"/>
+          <available file="/usr/share/java/ivy.jar"/>
         </condition>
 
         <tstamp>
@@ -343,9 +343,9 @@ xmlns:maven="antlib:org.apache.maven.artifact.ant">
     
     <target name="ivy-download" unless="ivy.jar.exists" depends="init">
       <delete dir="${lib.dir}"
-              includes="ivy-*.jar" excludes="ivy-${ivy.version}.jar"/>
-      <get src="${ivy.url}/${ivy.version}/ivy-${ivy.version}.jar"
-           dest="${lib.dir}/ivy-${ivy.version}.jar" usetimestamp="true"/>
+              includes="ivy.jar" excludes="ivy.jar"/>
+      <get src="${ivy.url}/ivy.jar"
+           dest="${lib.dir}/ivy.jar" usetimestamp="true"/>
     </target>
 
     <target name="ivy-taskdef" unless="ivy.initialized">
diff --git a/src/contrib/build-contrib.xml b/src/contrib/build-contrib.xml
index 0e57d08..708f64f 100644
--- a/src/contrib/build-contrib.xml
+++ b/src/contrib/build-contrib.xml
@@ -103,7 +103,7 @@
     <mkdir dir="${ivy.lib}"/>
     <mkdir dir="${ivy.test.lib}"/>
     <condition property="ivy.jar.exists">
-      <available file="${lib.dir}/ivy-${ivy.version}.jar"/>
+      <available file="/usr/share/java/ivy.jar"/>
     </condition>
 
     <antcall target="init-contrib"/>
@@ -219,9 +219,9 @@
   <!-- ====================================================== -->
   <target name="ivy-download" unless="ivy.jar.exists" depends="init">
     <delete dir="${lib.dir}"
-            includes="ivy-*.jar" excludes="ivy-${ivy.version}.jar"/>
-    <get src="${ivy.url}/${ivy.version}/ivy-${ivy.version}.jar"
-         dest="${lib.dir}/ivy-${ivy.version}.jar" usetimestamp="true"/>
+            includes="ivy.jar" excludes="ivy.jar"/>
+    <get src="${ivy.url}/ivy.jar"
+         dest="${lib.dir}/ivy.jar" usetimestamp="true"/>
   </target>
 
   <target name="ivy-init" depends="ivy-download" unless="ivy.initialized">