diff --git a/kde-misc/kopete-antispam/kopete-antispam-0.5.ebuild b/kde-misc/kopete-antispam/kopete-antispam-0.5.ebuild
index 751d20e64039e..627405600398f 100644
--- a/kde-misc/kopete-antispam/kopete-antispam-0.5.ebuild
+++ b/kde-misc/kopete-antispam/kopete-antispam-0.5.ebuild
@@ -3,6 +3,7 @@
 
 EAPI=6
 
+QT3SUPPORT_REQUIRED="true"
 inherit kde4-base
 
 MY_PN=${PN/-/}