diff --git a/src/machine/org.freedesktop.machine1.conf b/src/machine/org.freedesktop.machine1.conf
index 9d40b90151..562b9d3cc0 100644
--- a/src/machine/org.freedesktop.machine1.conf
+++ b/src/machine/org.freedesktop.machine1.conf
@@ -116,6 +116,10 @@
                        send_interface="org.freedesktop.machine1.Manager"
                        send_member="SetImageLimit"/>
 
+                <allow send_destination="org.freedesktop.machine1"
+                       send_interface="org.freedesktop.machine1.Manager"
+                       send_member="CleanPool"/>
+
                 <allow send_destination="org.freedesktop.machine1"
                        send_interface="org.freedesktop.machine1.Manager"
                        send_member="MapFromMachineUser"/>