diff --git a/base/sort.jl b/base/sort.jl
index e7e767146abb6..b4227e6fb5d3e 100644
--- a/base/sort.jl
+++ b/base/sort.jl
@@ -474,6 +474,7 @@ Characteristics:
     (vanishingly rare for non-malicious input)
 """
 const QuickSort = PartialQuickSort(missing, missing)
+const QuickSortAlg = PartialQuickSort{Missing, Missing} # Exists for backward compatibility
 
 """
     MergeSort