diff --git a/include/benchmark/benchmark.h b/include/benchmark/benchmark.h
index abb9c7f5aa..e0ba41420d 100644
--- a/include/benchmark/benchmark.h
+++ b/include/benchmark/benchmark.h
@@ -284,7 +284,26 @@ BENCHMARK(BM_test)->Unit(benchmark::kMillisecond);
 namespace benchmark {
 class BenchmarkReporter;
 
-void Initialize(int* argc, char** argv, void (*help_printer)());
+inline void HelperPrinter() {
+  fprintf(stdout,
+          "benchmark"
+          " [--benchmark_list_tests={true|false}]\n"
+          "          [--benchmark_filter=<regex>]\n"
+          "          [--benchmark_min_time=<min_time>]\n"
+          "          [--benchmark_repetitions=<num_repetitions>]\n"
+          "          [--benchmark_enable_random_interleaving={true|false}]\n"
+          "          [--benchmark_report_aggregates_only={true|false}]\n"
+          "          [--benchmark_display_aggregates_only={true|false}]\n"
+          "          [--benchmark_format=<console|json|csv>]\n"
+          "          [--benchmark_out=<filename>]\n"
+          "          [--benchmark_out_format=<json|console|csv>]\n"
+          "          [--benchmark_color={auto|true|false}]\n"
+          "          [--benchmark_counters_tabular={true|false}]\n"
+          "          [--benchmark_context=<key>=<value>,...]\n"
+          "          [--v=<verbosity>]\n");
+}
+void Initialize(int* argc, char** argv,
+                void (*HelperPrintf)() = benchmark::HelperPrinter);
 void Shutdown();
 
 // Report to stdout all arguments in 'argv' as unrecognized except the first.
@@ -1182,25 +1201,6 @@ class LambdaBenchmark : public Benchmark {
   Lambda lambda_;
 };
 #endif
-
-inline void helper_printer() {
-  fprintf(stdout,
-          "benchmark"
-          " [--benchmark_list_tests={true|false}]\n"
-          "          [--benchmark_filter=<regex>]\n"
-          "          [--benchmark_min_time=<min_time>]\n"
-          "          [--benchmark_repetitions=<num_repetitions>]\n"
-          "          [--benchmark_enable_random_interleaving={true|false}]\n"
-          "          [--benchmark_report_aggregates_only={true|false}]\n"
-          "          [--benchmark_display_aggregates_only={true|false}]\n"
-          "          [--benchmark_format=<console|json|csv>]\n"
-          "          [--benchmark_out=<filename>]\n"
-          "          [--benchmark_out_format=<json|console|csv>]\n"
-          "          [--benchmark_color={auto|true|false}]\n"
-          "          [--benchmark_counters_tabular={true|false}]\n"
-          "          [--benchmark_context=<key>=<value>,...]\n"
-          "          [--v=<verbosity>]\n");
-}
 }  // namespace internal
 
 inline internal::Benchmark* RegisterBenchmark(const char* name,
@@ -1462,8 +1462,7 @@ class Fixture : public internal::Benchmark {
 #endif
 
 // Helper macro to create a main routine in a test that runs the benchmarks
-#define BENCHMARK_MAIN() \
-  BENCHMARK_MAIN_HELPER(::benchmark::internal::helper_printer)
+#define BENCHMARK_MAIN() BENCHMARK_MAIN_HELPER(::benchmark::HelperPrinter)
 
 #define BENCHMARK_MAIN_HELPER(helpPrinter)                              \
   int main(int argc, char** argv) {                                     \
diff --git a/src/benchmark.cc b/src/benchmark.cc
index 66dfb70c92..b5d4954883 100644
--- a/src/benchmark.cc
+++ b/src/benchmark.cc
@@ -538,10 +538,10 @@ void AddCustomContext(const std::string& key, const std::string& value) {
 
 namespace internal {
 
-void (*hprintf)();
+void (*HelperPrintf)();
 
 void PrintUsageAndExit() {
-  hprintf();
+  HelperPrintf();
   exit(0);
 }
 
@@ -604,10 +604,10 @@ int InitializeStreams() {
 
 }  // end namespace internal
 
-void Initialize(int* argc, char** argv, void (*helper_printer)()) {
+void Initialize(int* argc, char** argv, void (*HelperPrintf)()) {
   internal::ParseCommandLineFlags(argc, argv);
   internal::LogLevel() = FLAGS_v;
-  internal::hprintf = helper_printer;
+  internal::HelperPrintf = HelperPrintf;
 }
 
 void Shutdown() { delete internal::global_context; }
diff --git a/test/benchmark_setup_teardown_test.cc b/test/benchmark_setup_teardown_test.cc
index 8667cefe2f..efa34e15c1 100644
--- a/test/benchmark_setup_teardown_test.cc
+++ b/test/benchmark_setup_teardown_test.cc
@@ -128,7 +128,7 @@ BENCHMARK(BM_WithRep)
     ->Repetitions(4);
 
 int main(int argc, char** argv) {
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
 
   size_t ret = benchmark::RunSpecifiedBenchmarks(".");
   assert(ret > 0);
diff --git a/test/diagnostics_test.cc b/test/diagnostics_test.cc
index 44fea51217..c54d5b0d70 100644
--- a/test/diagnostics_test.cc
+++ b/test/diagnostics_test.cc
@@ -75,6 +75,6 @@ BENCHMARK(BM_diagnostic_test_keep_running);
 
 int main(int argc, char* argv[]) {
   benchmark::internal::GetAbortHandler() = &TestHandler;
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
   benchmark::RunSpecifiedBenchmarks();
 }
diff --git a/test/filter_test.cc b/test/filter_test.cc
index b0c59bbcb4..a567de2dd5 100644
--- a/test/filter_test.cc
+++ b/test/filter_test.cc
@@ -76,7 +76,7 @@ int main(int argc, char** argv) {
     list_only |= std::string(argv[i]).find("--benchmark_list_tests") !=
                  std::string::npos;
 
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
 
   TestReporter test_reporter;
   const size_t returned_count =
diff --git a/test/output_test_helper.cc b/test/output_test_helper.cc
index 184228806b..81584cbf77 100644
--- a/test/output_test_helper.cc
+++ b/test/output_test_helper.cc
@@ -387,7 +387,7 @@ BENCHMARK_DISABLE_DEPRECATED_WARNING
 
 void RunOutputTests(int argc, char* argv[]) {
   using internal::GetTestCaseList;
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
   auto options = benchmark::internal::GetOutputOptions(/*force_no_color*/ true);
   benchmark::ConsoleReporter CR(options);
   benchmark::JSONReporter JR;
@@ -504,8 +504,7 @@ std::string GetFileReporterOutput(int argc, char* argv[]) {
 
   argc = int(new_argv.size());
 
-  benchmark::Initialize(&argc, new_argv.data(),
-                        benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, new_argv.data());
   benchmark::RunSpecifiedBenchmarks();
 
   // Read the output back from the file, and delete the file.
diff --git a/test/register_benchmark_test.cc b/test/register_benchmark_test.cc
index 5502b578d2..602405b67e 100644
--- a/test/register_benchmark_test.cc
+++ b/test/register_benchmark_test.cc
@@ -177,7 +177,7 @@ void RunTestTwo() {
 }
 
 int main(int argc, char* argv[]) {
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
 
   RunTestOne();
   RunTestTwo();
diff --git a/test/skip_with_error_test.cc b/test/skip_with_error_test.cc
index 4dd12264a9..026d479133 100644
--- a/test/skip_with_error_test.cc
+++ b/test/skip_with_error_test.cc
@@ -177,7 +177,7 @@ ADD_CASES("BM_error_while_paused", {{"/1/threads:1", true, "error message"},
                                     {"/2/threads:8", false, ""}});
 
 int main(int argc, char* argv[]) {
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
 
   TestReporter test_reporter;
   benchmark::RunSpecifiedBenchmarks(&test_reporter);
diff --git a/test/spec_arg_test.cc b/test/spec_arg_test.cc
index b263899343..043db1be47 100644
--- a/test/spec_arg_test.cc
+++ b/test/spec_arg_test.cc
@@ -67,7 +67,7 @@ int main(int argc, char** argv) {
   }
   assert(found);
 
-  benchmark::Initialize(&argc, argv, benchmark::internal::helper_printer);
+  benchmark::Initialize(&argc, argv);
 
   // Check that the current flag value is reported accurately via the
   // GetBenchmarkFilter() function.