diff --git a/lldb/source/Plugins/TypeSystem/Swift/TypeSystemSwiftTypeRef.cpp b/lldb/source/Plugins/TypeSystem/Swift/TypeSystemSwiftTypeRef.cpp
index 68325c937f75f..aab846a5459b5 100644
--- a/lldb/source/Plugins/TypeSystem/Swift/TypeSystemSwiftTypeRef.cpp
+++ b/lldb/source/Plugins/TypeSystem/Swift/TypeSystemSwiftTypeRef.cpp
@@ -35,6 +35,8 @@
 #include "clang/APINotes/APINotesManager.h"
 #include "clang/APINotes/APINotesReader.h"
 
+#include "llvm/ADT/ScopeExit.h"
+
 #include <algorithm>
 #include <sstream>