diff --git a/src/ModelTree.cc b/src/ModelTree.cc
index 3015385f99ebfad915d4cd722c67b208536de40c..33e5133ba3127dea6469e4132cf9751fe6d81dfc 100644
--- a/src/ModelTree.cc
+++ b/src/ModelTree.cc
@@ -27,6 +27,8 @@
 #include "MinimumFeedbackSet.hh"
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wold-style-cast"
+#pragma GCC diagnostic ignored "-Wsign-compare"
+#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
 #include <boost/graph/adjacency_list.hpp>
 #include <boost/graph/max_cardinality_matching.hpp>
 #include <boost/graph/strong_components.hpp>