diff --git a/clover/plugin.jelly b/clover/plugin.jelly
index 182bf2b1..d9d1f8ad 100644
--- a/clover/plugin.jelly
+++ b/clover/plugin.jelly
@@ -49,8 +49,8 @@
       </j:choose>
     </ant:path>
 
-    <ant:taskdef resource="clovertasks"/>
-    <ant:typedef resource="clovertypes"/>
+    <ant:taskdef resource="clovertasks" classpathref="clover.classpath"/>
+    <ant:typedef resource="clovertypes" classpathref="clover.classpath"/>
 
     <!-- Check for the deprecated maven.clover.database.dir property -->
     <j:choose>
diff --git a/clover/xdocs/changes.xml b/clover/xdocs/changes.xml
index 2c70ba03..7c5ea06d 100644
--- a/clover/xdocs/changes.xml
+++ b/clover/xdocs/changes.xml
@@ -26,6 +26,10 @@
   </properties>
   <body>
     <release version="1.9-SNAPSHOT" date="in SVN">
+      <action dev="vmassol" type="fix">
+        Fixed issue with Clover task and type definitions not using an
+        explicit classpath which apparently breaks under Maven 1.1.
+      </action>
       <action dev="vmassol" type="update" issue="MPCLOVER-35">
         Always generate Clover reports even when there is no coverage data. One
         of the reason is that Clover generates metrics other than coverage