diff --git a/clang-tools-extra/clangd/Protocol.cpp b/clang-tools-extra/clangd/Protocol.cpp
index f6fc9aff0601..4c7c69cbce41 100644
--- a/clang-tools-extra/clangd/Protocol.cpp
+++ b/clang-tools-extra/clangd/Protocol.cpp
@@ -266,7 +266,7 @@ bool fromJSON(const json::Expr &Params, WorkspaceEdit &R) {
   return O && O.map("changes", R.changes);
 }
 
-const std::string ExecuteCommandParams::CLANGD_APPLY_FIX_COMMAND =
+const llvm::StringLiteral ExecuteCommandParams::CLANGD_APPLY_FIX_COMMAND =
     "clangd.applyFix";
 
 bool fromJSON(const json::Expr &Params, ExecuteCommandParams &R) {
diff --git a/clang-tools-extra/clangd/Protocol.h b/clang-tools-extra/clangd/Protocol.h
index 1b91b3c18c59..3decf6fa0e01 100644
--- a/clang-tools-extra/clangd/Protocol.h
+++ b/clang-tools-extra/clangd/Protocol.h
@@ -380,7 +380,7 @@ json::Expr toJSON(const WorkspaceEdit &WE);
 /// one argument type will be parsed and set.
 struct ExecuteCommandParams {
   // Command to apply fix-its. Uses WorkspaceEdit as argument.
-  const static std::string CLANGD_APPLY_FIX_COMMAND;
+  const static llvm::StringLiteral CLANGD_APPLY_FIX_COMMAND;
 
   /// The command identifier, e.g. CLANGD_APPLY_FIX_COMMAND
   std::string command;