diff --git a/meta/packages/tasks/task-poky-tools.bb b/meta/packages/tasks/task-poky-tools.bb
index 7c539c0764..129a7d66db 100644
--- a/meta/packages/tasks/task-poky-tools.bb
+++ b/meta/packages/tasks/task-poky-tools.bb
@@ -44,7 +44,7 @@ RDEPENDS_task-poky-tools-profile = "\
 #    exmap-server
 
 
-RDEPENDS_task-poky-tools-profile_qemux86 += "valgrind"
+RDEPENDS_append_task-poky-tools-profile_qemux86 = "valgrind"
 
 RRECOMMENDS_task-poky-tools-profile = "\
     kernel-module-oprofile"