diff --git a/vndk/tools/header-checker/src/repr/json/ir_dumper.cpp b/vndk/tools/header-checker/src/repr/json/ir_dumper.cpp
index 8091a3ee3..328b9a2e1 100644
--- a/vndk/tools/header-checker/src/repr/json/ir_dumper.cpp
+++ b/vndk/tools/header-checker/src/repr/json/ir_dumper.cpp
@@ -362,10 +362,9 @@ bool JsonIRDumper::AddElfSymbolMessageIR(const ElfSymbolIR *elf_symbol_ir) {
 }
 
 static std::string DumpJson(const JsonObject &obj) {
-  std::ostringstream output_stream;
-  Json::StyledStreamWriter writer(/* indentation */ " ");
-  writer.write(output_stream, obj);
-  return output_stream.str();
+  Json::StreamWriterBuilder factory;
+  factory["indentation"] = " ";
+  return Json::writeString(factory, obj);
 }
 
 static void WriteTailTrimmedLinesToFile(const std::string &path,
diff --git a/vndk/tools/header-checker/src/repr/json/ir_reader.cpp b/vndk/tools/header-checker/src/repr/json/ir_reader.cpp
index db1928201..1df235907 100644
--- a/vndk/tools/header-checker/src/repr/json/ir_reader.cpp
+++ b/vndk/tools/header-checker/src/repr/json/ir_reader.cpp
@@ -154,12 +154,13 @@ GetElfSymbolBinding(const JsonObjectRef &elf_symbol) {
 
 bool JsonIRReader::ReadDumpImpl(const std::string &dump_file) {
   Json::Value tu_json;
-  Json::Reader reader;
+  Json::CharReaderBuilder builder;
+  builder["collectComments"] = false;
   std::ifstream input(dump_file);
 
-  if (!reader.parse(input, tu_json, /* collectComments */ false)) {
-    llvm::errs() << "Failed to parse JSON: "
-                 << reader.getFormattedErrorMessages() << "\n";
+  std::string errorMessage;
+  if (!Json::parseFromStream(builder, input, &tu_json, &errorMessage)) {
+    llvm::errs() << "Failed to parse JSON: " << errorMessage << "\n";
     return false;
   }
   bool ok = true;