diff --git a/include/xlnt/worksheet/cell_vector.hpp b/include/xlnt/worksheet/cell_vector.hpp
index a89952fe..0c9fc913 100644
--- a/include/xlnt/worksheet/cell_vector.hpp
+++ b/include/xlnt/worksheet/cell_vector.hpp
@@ -104,7 +104,7 @@ public:
     /// <summary>
     ///
     /// </summary>
-    class cell cell(std::size_t column_index);
+    class xlnt::cell cell(std::size_t column_index);
 
     /// <summary>
     ///