diff --git a/llvm/include/llvm/ADT/SmallString.h b/llvm/include/llvm/ADT/SmallString.h
index 667cb3b419af..cd6f2173d04f 100644
--- a/llvm/include/llvm/ADT/SmallString.h
+++ b/llvm/include/llvm/ADT/SmallString.h
@@ -263,7 +263,7 @@ public:
   // Extra methods.
 
   /// Explicit conversion to StringRef.
-  StringRef str() const { return StringRef(this->begin(), this->size()); }
+  StringRef str() const { return StringRef(this->data(), this->size()); }
 
   // TODO: Make this const, if it's safe...
   const char* c_str() {
@@ -276,7 +276,7 @@ public:
   operator StringRef() const { return str(); }
 
   explicit operator std::string() const {
-    return std::string(this->begin(), this->size());
+    return std::string(this->data(), this->size());
   }
 
   // Extra operators.