diff --git a/cmds/servicemanager/service_manager.c b/cmds/servicemanager/service_manager.c
index 21fdff0..8a8e688 100644
--- a/cmds/servicemanager/service_manager.c
+++ b/cmds/servicemanager/service_manager.c
@@ -121,6 +121,11 @@
 static int svc_can_register(const uint16_t *name, size_t name_len, pid_t spid, uid_t uid)
 {
     const char *perm = "add";
+
+    if (uid >= AID_APP) {
+        return 0; /* Don't allow apps to register services */
+    }
+
     return check_mac_perms_from_lookup(spid, uid, perm, str8(name, name_len)) ? 1 : 0;
 }