diff --git a/file/include/recording/recordingEntry.hpp b/file/include/recording/recordingEntry.hpp
index 874f54d..e3567c6 100644
--- a/file/include/recording/recordingEntry.hpp
+++ b/file/include/recording/recordingEntry.hpp
@@ -24,9 +24,9 @@ namespace file
     {
       private:
         std::uint32_t time;
-        std::uint16_t altitude;
-        std::uint16_t groundSpeed;
-        struct geodata::point coordinates;
+        std::uint16_t altitude = 0;
+        std::uint16_t groundSpeed = 0;
+        struct geodata::point coordinates = {NAN, NAN};
 
       public:
         inline RecordingEntry() = default;