diff --git a/clang-tools-extra/clangd/SourceCode.h b/clang-tools-extra/clangd/SourceCode.h
index b67fe6e..cb0c672 100644
--- a/clang-tools-extra/clangd/SourceCode.h
+++ b/clang-tools-extra/clangd/SourceCode.h
@@ -14,6 +14,7 @@
 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_SOURCECODE_H
 #define LLVM_CLANG_TOOLS_EXTRA_CLANGD_SOURCECODE_H
 #include "Protocol.h"
+#include "clang/Basic/Diagnostic.h"
 #include "clang/Basic/SourceLocation.h"
 #include "clang/Tooling/Core/Replacement.h"
 
@@ -64,6 +65,10 @@
 /// Get the absolute file path of a given file entry.
 llvm::Optional<std::string> getAbsoluteFilePath(const FileEntry *F,
                                                 const SourceManager &SourceMgr);
+
+TextEdit toTextEdit(const FixItHint &FixIt, const SourceManager &M,
+                    const LangOptions &L);
+
 } // namespace clangd
 } // namespace clang
 #endif