diff --git a/src/libslic3r/MeshSplitImpl.hpp b/src/libslic3r/MeshSplitImpl.hpp
index 902f21b098..aa8d1f7dc5 100644
--- a/src/libslic3r/MeshSplitImpl.hpp
+++ b/src/libslic3r/MeshSplitImpl.hpp
@@ -49,7 +49,7 @@ struct NeighborVisitor {
     void visit(Visitor visitor)
     {
         // find the next unvisited facet and push the index
-        auto facet = std::find(m_visited.begin() + m_seed, m_visited.end(), false);
+        auto facet = std::find(m_visited.begin() + m_seed, m_visited.end(), 0);
         m_seed = facet - m_visited.begin();
 
         if (facet != m_visited.end()) {