diff --git a/Src/IACore/imp/inl/IACore/container/dynamic.inl b/Src/IACore/imp/inl/IACore/container/dynamic.inl
index 55a9acb..5195eeb 100644
--- a/Src/IACore/imp/inl/IACore/container/dynamic.inl
+++ b/Src/IACore/imp/inl/IACore/container/dynamic.inl
@@ -300,6 +300,7 @@ namespace ia
   {
     const auto did_reallocate = reserve(newCount);
     for(; Base::m_count < newCount; Base::m_count++) Base::m_allocator.construct(&Base::m_data[Base::m_count]);
+    Base::m_count = newCount;
     return did_reallocate;
   }