diff --git a/mission/controller/AcsController.cpp b/mission/controller/AcsController.cpp
index c78ed47a..de226515 100644
--- a/mission/controller/AcsController.cpp
+++ b/mission/controller/AcsController.cpp
@@ -1045,9 +1045,9 @@ ReturnValue_t AcsController::writeTleToFs(const uint8_t *tle) {
   // Clear existing TLE from file
   std::ofstream tleFile(path.c_str(), std::ofstream::out | std::ofstream::trunc);
   if (tleFile.is_open()) {
-    tleFile.write(static_cast<char *>(tle), 69);
+    tleFile.write(reinterpret_cast<const char *>(tle), 69);
     tleFile << "\n";
-    tleFile.write(static_cast<char *>(tle + 69), 69);
+    tleFile.write(reinterpret_cast<const char *>(tle + 69), 69);
   } else {
     // return error
   }