diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb1c485..6713b23 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.20)
 include(cmake/color.cmake)
-set(BLT_VERSION 5.2.34)
+set(BLT_VERSION 5.2.35)
 
 set(BLT_TARGET BLT)
 
@@ -13,6 +13,7 @@ option(ENABLE_UBSAN "Enable the ub sanitizer" OFF)
 option(ENABLE_TSAN "Enable the thread data race sanitizer" OFF)
 
 option(BLT_DEBUG_OTEL "Enable OpenTelemetry Service" OFF)
+option(BLT_LOGGING_THREAD_SAFE "Make sure logging is thread synced" ON)
 
 option(BUILD_STD "Build the BLT standard utilities." ON)
 option(BUILD_PROFILING "Build the BLT profiler extension" ON)
@@ -48,6 +49,10 @@ if (BLT_DEBUG_OTEL)
 #    include_directories("${opentelemtry-cpp_INCLUDE_DIRS}")
 endif ()
 
+if (BLT_LOGGING_THREAD_SAFE)
+    add_compile_definitions(BLT_LOGGING_THREAD_SAFE)
+endif ()
+
 if(${BLT_DISABLE_STATS})
     add_compile_definitions(BLT_DISABLE_STATS)
 endif ()
diff --git a/libraries/parallel-hashmap b/libraries/parallel-hashmap
index 154c634..8a889d3 160000
--- a/libraries/parallel-hashmap
+++ b/libraries/parallel-hashmap
@@ -1 +1 @@
-Subproject commit 154c63489e84d5569d3b466342a2ae8fd99e4734
+Subproject commit 8a889d3699b3c09ade435641fb034427f3fd12b6
diff --git a/src/blt/logging/logging.cpp b/src/blt/logging/logging.cpp
index 4bc5cb2..9e0adf7 100644
--- a/src/blt/logging/logging.cpp
+++ b/src/blt/logging/logging.cpp
@@ -33,6 +33,9 @@ namespace blt::logging
 	};
 
 	static global_context_t global_context;
+#ifdef BLT_LOGGING_THREAD_SAFE
+	static std::mutex global_logging_mutex;
+#endif
 
 	struct logging_thread_context_t
 	{
@@ -237,6 +240,9 @@ namespace blt::logging
 
 	void print(std::string str)
 	{
+#ifdef BLT_LOGGING_THREAD_SAFE
+		std::scoped_lock lock{global_logging_mutex};
+#endif
 		const auto& config = get_global_config();
 		bool should_print = true;
 		if (!config.get_injectors().empty())
@@ -257,6 +263,9 @@ namespace blt::logging
 
 	void newline()
 	{
+#ifdef BLT_LOGGING_THREAD_SAFE
+		std::scoped_lock lock{global_logging_mutex};
+#endif
 		std::cout << std::endl;
 	}