diff --git a/project.properties b/project.properties
index 914042ae2c..46229cc770 100644
--- a/project.properties
+++ b/project.properties
@@ -121,10 +121,12 @@ maven.repo.acegi.group=acegi
 #maven.repo.acegi.privatekey=
 #maven.repo.acegi.passphrase=
 
-# Clover jar overriding to use the licensed version of clover
-#maven.jar.override=on
-#maven.jar.clover=${rootdir}/lib/clover/clover.jar
-#maven.clover.jar=${rootdir}/lib/clover/clover.jar
+# clover-ant.jar overriding as maven-clover-plugin-1.6 uses clover-ant-1.3_01
+# which gives an "Invalid license: Invalid license file [E1202]"
+maven.jar.override=on
+maven.jar.clover-ant=1.3.3_01
+
+# Clover open source license for Acegi Security (kindly provided by Cenqua)
 maven.clover.license.path=${rootdir}/lib/clover/clover.license
 
 # License plugin settings