diff --git a/monitor/trust_group.hpp b/monitor/trust_group.hpp
index 001076b..c96bebc 100644
--- a/monitor/trust_group.hpp
+++ b/monitor/trust_group.hpp
@@ -47,8 +47,8 @@
     virtual ~Group() = default;
     Group(const Group&) = delete;
     Group& operator=(const Group&) = delete;
-    Group(Group&&) = default;
-    Group& operator=(Group&&) = default;
+    Group(Group&&) = delete;
+    Group& operator=(Group&&) = delete;
 
     /**
      * Constructor