diff --git a/llvm/include/llvm/CodeGen/SlotIndexes.h b/llvm/include/llvm/CodeGen/SlotIndexes.h
index 65ac92731ce8..dfea0ac30d1a 100644
--- a/llvm/include/llvm/CodeGen/SlotIndexes.h
+++ b/llvm/include/llvm/CodeGen/SlotIndexes.h
@@ -605,7 +605,7 @@ namespace llvm {
       } else {
         // Insert mi's index immediately after the preceeding instruction.
         prevItr = getIndexBefore(mi).listEntry();
-        nextItr = next(prevItr);
+        nextItr = llvm::next(prevItr);
       }
 
       // Get a number for the new instr, or 0 if there's no room currently.