diff --git a/sys-cluster/extrae/extrae-4.0.1.ebuild b/sys-cluster/extrae/extrae-4.0.1.ebuild
index 4e08d5e857..2bdfd8adc7 100644
--- a/sys-cluster/extrae/extrae-4.0.1.ebuild
+++ b/sys-cluster/extrae/extrae-4.0.1.ebuild
@@ -95,6 +95,7 @@ REQUIRED_USE="
 
 src_prepare() {
 	default
+	java-pkg_clean
 	eautoreconf
 }