Core variables plugin is now at 3.1.0
diff --git a/ant/org.eclipse.ant.core/buildfiles/buildExtraJAR.xml b/ant/org.eclipse.ant.core/buildfiles/buildExtraJAR.xml
index bb161b8..36136e1 100644
--- a/ant/org.eclipse.ant.core/buildfiles/buildExtraJAR.xml
+++ b/ant/org.eclipse.ant.core/buildfiles/buildExtraJAR.xml
@@ -9,7 +9,6 @@
 		<property name="temp.folder" value="${basedir}/temp.folder"/>
 		<property name="build.result.folder" value="${basedir}"/>
 		<property name="version.suffix" value="_3.1.0"/>
-		<property name="3.0.version.suffix" value="_3.0.0"/>
 	</target>
 
 	<target name="properties" if="eclipse.running">
@@ -30,7 +29,7 @@
 			classpath="${basedir}/../org.eclipse.core.runtime/bin;
 					${eclipse.home}/plugins/org.eclipse.core.runtime${version.suffix}/runtime.jar;
 					${basedir}/../org.eclipse.core.variables/bin;
-					${eclipse.home}/plugins/org.eclipse.core.variables${3.0.version.suffix}/variables.jar;
+					${eclipse.home}/plugins/org.eclipse.core.variables${version.suffix}/variables.jar;
 					${basedir}/../org.eclipse.osgi/bin;
 					${eclipse.home}/plugins/org.eclipse.osgi${version.suffix}/core.jar;
 					${basedir}/bin">