diff --git a/src/fsfw/coordinates/CoordinateTransformations.cpp b/src/fsfw/coordinates/CoordinateTransformations.cpp
index 60dc4301..271fb020 100644
--- a/src/fsfw/coordinates/CoordinateTransformations.cpp
+++ b/src/fsfw/coordinates/CoordinateTransformations.cpp
@@ -103,9 +103,11 @@ double CoordinateTransformations::getJuleanCenturiesTT(timeval timeUTC) {
   if (result != returnvalue::OK) {
     // i think it is better to continue here than to abort
     timeTT = timeUTC;
+#if FSFW_CPP_OSTREAM_ENABLED == 1
     sif::error << "CoordinateTransformations::Conversion from UTC to TT failed. Continuing "
                   "calculations with UTC."
                << std::endl;
+#endif
   }
   double jD2000TT;
   Clock::convertTimevalToJD2000(timeTT, &jD2000TT);