diff --git a/clang/include/clang/Serialization/ASTRecordWriter.h b/clang/include/clang/Serialization/ASTRecordWriter.h
index ad1ec2673812b..964c9e6ea8a25 100644
--- a/clang/include/clang/Serialization/ASTRecordWriter.h
+++ b/clang/include/clang/Serialization/ASTRecordWriter.h
@@ -17,6 +17,7 @@
 #include "clang/AST/AbstractBasicWriter.h"
 #include "clang/AST/OpenACCClause.h"
 #include "clang/AST/OpenMPClause.h"
+#include "clang/Serialization/ASTReader.h"
 #include "clang/Serialization/ASTWriter.h"
 #include "clang/Serialization/SourceLocationEncoding.h"