diff --git a/core-buffer/include/BinaryWriter.hpp b/core-buffer/include/BinaryWriter.hpp
index 939ea6c..10f1154 100644
--- a/core-buffer/include/BinaryWriter.hpp
+++ b/core-buffer/include/BinaryWriter.hpp
@@ -11,6 +11,7 @@ class BinaryWriter {
 
     std::string current_filename_;
     int output_fd_;
+    std::string latest_filename_;
 
 public:
     BinaryWriter(
diff --git a/core-buffer/src/BinaryWriter.cpp b/core-buffer/src/BinaryWriter.cpp
index bb9783b..eaeb274 100644
--- a/core-buffer/src/BinaryWriter.cpp
+++ b/core-buffer/src/BinaryWriter.cpp
@@ -16,7 +16,19 @@ BinaryWriter::BinaryWriter(
             current_filename_(""),
             output_fd_(-1)
 {
+    latest_filename_ = root_folder + "/" + device_name + "/LATEST";
 
+    #ifdef DEBUG_OUTPUT
+        using namespace date;
+        using namespace chrono;
+        cout << "[" << system_clock::now() << "]";
+        cout << "[BinaryWriter::BinaryWriter]";
+        cout << " Starting with";
+        cout << " device_name " << device_name_;
+        cout << " root_folder_ " << root_folder_;
+        cout << " latest_filename_ " << latest_filename_;
+        cout << endl;
+    #endif
 }
 
 void BinaryWriter::write(uint64_t pulse_id, const JFFileFormat& buffer)
@@ -40,5 +52,13 @@ void BinaryWriter::close_current_file()
 
             throw runtime_error(err_msg.str());
         }
+
+        // TODO: Ugly hack, please please fix it.
+        stringstream latest_command;
+        latest_command << "echo " << current_filename_;
+        latest_command << " > " << latest_filename_;
+        auto str_latest_command = latest_command.str();
+
+        system(str_latest_command.c_str());
     }
 }
\ No newline at end of file