diff --git a/src/CalcManager/CalculatorHistory.cpp b/src/CalcManager/CalculatorHistory.cpp
index a34ca272..1c1f7b0d 100644
--- a/src/CalcManager/CalculatorHistory.cpp
+++ b/src/CalcManager/CalculatorHistory.cpp
@@ -35,16 +35,13 @@ unsigned int CalculatorHistory::AddToHistory(_In_ shared_ptr<CalculatorVector <p
 
 unsigned int CalculatorHistory::AddItem(_In_ shared_ptr<HISTORYITEM> const &spHistoryItem)
 {
-    int lastIndex;
-
     if (m_historyItems.size() >= m_maxHistorySize)
     {
         m_historyItems.erase(m_historyItems.begin());
     }
 
     m_historyItems.push_back(spHistoryItem);
-    lastIndex = static_cast<unsigned>(m_historyItems.size() - 1);
-    return lastIndex;
+    return static_cast<unsigned>(m_historyItems.size() - 1);
 }
 
 bool CalculatorHistory::RemoveItem(_In_ unsigned int uIdx)